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CAS Ichthyology Collection Database

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CAS-ICH 45503 Entosphenus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number UC 1-1-G Size      
Collector; Vessel Rhoden, J. A.  Field Number JAR 2-VIII-31 Date Collected 2 Aug 1931 
Continent/Ocean North America Country United States State California County Butte County
Water Body Bidwell Cr. Drainage Island Group Island
Depth Width Salinity Gear
Locality Chico
Latitude-Longitude 39.731553°, -121.390686°; uncertainty: 1865 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 15492 Entosphenus   [Catalog of Fishes]       ID by/date  Myers, G. S. / 1949 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Brittan; Savage  Field Number B&S X-47 Date Collected Oct 1947 - Oct 1947 
Continent/Ocean North America Country United States State California County Santa Clara County
Water Body Coyote Creek Drainage Island Group Island
Depth Width Salinity F Gear
Locality near Milpitas, Santa Clara Co., Cal.
Latitude-Longitude 37.429832°, -121.928489°; uncertainty: 4013 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208539 Entosphenus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Wales, J. H.  Field Number JHW 5-III-46 Date Collected  
Continent/Ocean North America Country United States State California County Sacramento County
Water Body River Drainage Island Group Island
Depth Width Salinity Gear
Locality Sacramento River just above Duns Muir
Latitude-Longitude 41.220606°, -122.274227°; uncertainty: 1535 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208540 Entosphenus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Snyder, John O.; et al  Field Number JOS 14-IX-1899 Date Collected  
Continent/Ocean North America Country United States State Oregon County Tillamook County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Nestucca River,
Latitude-Longitude 45.266590°, -123.685553°; uncertainty: 23946 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Nestucca River, Tilamook Co.
Collecting Event Remarks

CAS-ICH 35987 Entosphenus hubbsi   [Catalog of Fishes] HOLOTYPE  [image] ID by/date  Vladykov & Kott / 1976 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH; radiograph Other/Previous Number Size 131 mm
Collector; Vessel Christensen, Daniel P.  Field Number DPC 18-II-72 Date Collected 18 Feb 1972 
Continent/Ocean North America Country United States State California County Kern County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Canal east of Delano.
Latitude-Longitude 35.759418°, -119.178132°; uncertainty: 9586 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Male; (= *Lampetra hubbsi*).
Collecting Event Remarks

CAS-ICH 35988 Entosphenus hubbsi   [Catalog of Fishes] PARATYPE ID by/date  V.D. VLADYKOV AND E. / 1976 Petromyzontidae
Counts (Alc/Skel/CS) 8/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Christensen, Daniel P.  Field Number Z35988 Date Collected 18 Feb 1972 
Continent/Ocean North America Country United States State California County Kern County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Canal east of Delano.
Latitude-Longitude 35.759418°, -119.178132°; uncertainty: 9586 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Three specs. kelt as gifts to NMC; (= *Lampetra hubbsi*); Publ.:
Collecting Event Remarks

CAS-ICH 13391 Entosphenus lethophagus   [Catalog of Fishes]       ID by/date  Hubbs, C. L. / 1970 Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size 56-178 mm
Collector; Vessel Fisk, L.; Schafer, W. E.  Field Number F&S 4-X-68 Date Collected 4 Oct 1968 
Continent/Ocean North America Country United States State California County Shasta County
Water Body Hat Cr. Drainage Island Group Island
Depth Width Salinity Gear
Locality Below Hwy. 299 bridge.
Latitude-Longitude 40.976519°, -121.556405°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1968-XI:6 Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 28783 Entosphenus similis   [Catalog of Fishes] PARATYPE ID by/date  Vladykov & Kott / 1979 Petromyzontidae
Counts (Alc/Skel/CS) 5/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel McGregor, E. A.  Field Number EAM 1922-KLAM Date Collected  
Continent/Ocean North America Country United States State California County Del Norte County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Klamath R. near Klamath (Klamathon).
Latitude-Longitude 41.523329°, -124.012672°; uncertainty: 6531 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksError polygon includes parts of the Klamath River in the vicinity of Klamath.
Acc. Number Specimen Remarks Publ.: Can. J. Zool., v.57(4): 809, fig.; (= *Lampetra similis*)
Collecting Event Remarks

CAS-SU(ICH) 35555 Entosphenus similis   [Catalog of Fishes] PARATYPE ID by/date  Vladykov & Kott / 1979 Petromyzontidae
Counts (Alc/Skel/CS) 10/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Gilbert, Charles H.  Field Number Z135555 Date Collected  
Continent/Ocean North America Country United States State California County Del Norte County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Klamath R., near Klamath (Klamathon).
Latitude-Longitude 41.517888°, -124.027699°; uncertainty: 5814 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksError polygon includes parts of the Klamath River in the vicinity of Klamath.
Acc. Number Specimen Remarks Publ.: Can. J. Zool., v.57(4): 809, fig. (= *Lampetra similis*)
Collecting Event Remarks

CAS-ICH 208541 Entosphenus Tridentata   [Catalog of Fishes]       ID by/date  Hubbs, C. L / 1970 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Schneebeli, Walt  Field Number WS 15-III-1966 Date Collected 15 Mar 1966 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Tracy Pumping Plant
Latitude-Longitude 37.796968°, -121.585390°; uncertainty: 454 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1966-III:15 Specimen Remarks Tracy Pumping Plant
Collecting Event Remarks

CAS-ICH 232128 Entosphenus Tridentata   [Catalog of Fishes]       ID by/date  Hubbs, C. L. Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size 460-470 mm
Collector; Vessel Martin and Fox Calif. Fish & Game  Field Number M&F 13-X-1965 Date Collected 13 Oct. 1965 
Continent/Ocean North America Country United States State California County Mendocino County
Water Body Drainage Island Group Island
Depth Width Salinity Gear rotenone
Locality CALIF: Mendocino Co.; Ackerman Creek approximately 2 miles above Russian River; T15N, R13W, Sec. 12.
Latitude-Longitude 39.176782°, -123.242082°; uncertainty: 445 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1966-V:4 Specimen Remarks
Collecting Event Remarks

CAS-ICH 232119 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number NO DATA Date Collected  
Continent/Ocean Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Forrester Id. ALaska / Collector: G. Willet July 28, 1819
Collecting Event Remarks

CAS-ICH 232129 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Craig, T.  Field Number TC- 27-II-27 Date Collected 2/27/27 
Continent/Ocean Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality In small creek 100 yds from entrance into Santa Anna Riv. Rubidoux Mt. Riversie Cal.
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208547 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs, C. L. / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208547 Date Collected  
Continent/Ocean Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 ammocete, TL 113mm
Collecting Event Remarks

CAS-ICH 208554 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208554 Date Collected  
Continent/Ocean Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 Transformed young
Collecting Event Remarks

CAS-SU(ICH) 4310 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z104310 Date Collected  
Continent/Ocean Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks discarded
Collecting Event Remarks

CAS-ICH 5593 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Craig, T.  Field Number Z5593 Date Collected 27 Feb 1927 
Continent/Ocean Pacific Ocean / NE Pacific Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Small creek 100 yds. from Santa Ana P
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 110 and 33 mm. Larval.
Collecting Event Remarks

CAS-ICH 27077 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 0/0/0 Prep Type - Preservative Other/Previous Number Size      
Collector; Vessel   Field Number Z27077 Date Collected  
Continent/Ocean Country       State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Papermill Cr.
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Genus species names questionable. Size: 2 mm ?
Collecting Event Remarks Acc. # questionable. Acc. file does not contain info for this cat.#. No other data.

CAS-ICH 60228 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 8/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Carl, G. Clifford  Field Number GCC 22-VI-41 Date Collected 22 Jun 1941 
Continent/Ocean Pacific Ocean / NE Pacific Country Canada State British Columbia County
Water Body Drainage Island Group Island Vancouver I.
Depth Width Salinity Gear
Locality Stamp Falls near Alberni.
Latitude-Longitude 49.333734°, -124.920832°; uncertainty: 5305 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1941-XII:29 Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 37746 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Gilbert; Nidever  Field Number G&N 6-VI-11 Date Collected 6 Jun 1911 
Continent/Ocean North America Country United States State County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality California / Oregon.
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 5592 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Willet, G.  Field Number Z5592 Date Collected 28 Jul 1919 
Continent/Ocean Pacific Ocean / NE Pacific Country United States State Alaska County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Forrester Id.
Latitude-Longitude 54.800205°, -133.534840°; uncertainty: 4298 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks No central cusp to supraoral lamina.
Collecting Event Remarks

CAS-ICH 248415 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Lea, Robert N. / 9 Jan 2022 Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-70% EtOH Other/Previous Number Size      
Collector; Vessel Chappell, Graham  Field Number GC 25-II-77 Date Collected 25 Feb. 1977 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Lower Nacimiento, E.of Bee Rock Bridge
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks Remarks from R. Lea: "Information on original label NOT very precise. However, this would be a tributary to Lake Nacimiento. This is the upper part of the Salinas River system."

CAS-ICH 208555 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 11/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208555 Date Collected 4 Jan 1949 
Continent/Ocean North America Country United States State California County
Water Body Drainage Sacramento River Island Group Island
Depth Width Salinity Gear
Locality Isleton
Latitude-Longitude 38.163710°, -121.608961°; uncertainty: 1597 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks 11 Transformed young
Collecting Event Remarks

CAS-ICH 208556 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 5/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208556 Date Collected 25 Feb 1949 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Isleton Bridge
Latitude-Longitude 38.171740°, -121.593560°; uncertainty: 382 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks 5 Transformed young
Collecting Event Remarks

CAS-ICH 208557 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208557 Date Collected 3 Jul 1946 
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality California
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Transformed young
Collecting Event Remarks

CAS-ICH 208558 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1969 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel Arnold, John  Field Number JA 15-VII-1968 Date Collected 15 Jul 1968 
Continent/Ocean North America Country United States State California County Sonoma County
Water Body Drainage Dry Creek Island Group Island
Depth Width Salinity Gear
Locality Dry Creek
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Transformed young
Collecting Event Remarks

CAS-ICH 208559 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 11/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel McCammon; Catania  Field Number MC 20-I-1954 Date Collected 20 Jan 1954 
Continent/Ocean North America Country United States State California County Solano County
Water Body Drainage Sacramento River Island Group Island
Depth Width Salinity Gear
Locality Cache Slough
Latitude-Longitude 38.254228°, -121.687493°; uncertainty: 8831 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208560 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208560 Date Collected 26 Mar 1947 
Continent/Ocean North America Country United States State California County
Water Body Drainage San Joaquin River Island Group Island
Depth Width Salinity Gear
Locality San Joaquin River
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Tranformed young
Collecting Event Remarks

CAS-ICH 214007 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 8 Apr 1957 Petromyzontidae
Counts (Alc/Skel/CS) 6/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number SR 14-I-49 Date Collected 14 Jan 1949 - 15 Feb 1949 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear Fyke net.
Locality Sacramento River Isleton Bridge.
Latitude-Longitude 38.171740°, -121.593560°; uncertainty: 382 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks 9 transformed youngs.
Collecting Event Remarks

CAS-ICH 208548 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208548 Date Collected 5 May 1948 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Middle River near Mossdale
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 Transformed young
Collecting Event Remarks

CAS-ICH 208550 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel Chadwick  Field Number C 2-II-1957 Date Collected 2 Mar 1957 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Tracy Louver Structure
Latitude-Longitude 37.816431°, -121.556693°; uncertainty: 507 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksPlaced marker at the louvers at Tracy Fish Collection Facility.
Acc. Number Specimen Remarks Collected from storage tanks
Collecting Event Remarks

CAS-ICH 208551 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208551 Date Collected 25 Mar 1947 
Continent/Ocean North America Country United States State California County
Water Body Drainage San Joaquine River Island Group Island
Depth Width Salinity Gear
Locality San Joaquine River
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 Transformed young
Collecting Event Remarks

CAS-ICH 208552 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel Pintler, H. E; Johnson, W. C  Field Number EP 18-X-1954 Date Collected 18 Oct 1954 
Continent/Ocean North America Country United States State California County
Water Body Drainage Mark West Creek Island Group Island
Depth Width Salinity Gear
Locality Slesser Rd. Bridge
Latitude-Longitude 38.485478°, -122.825621°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks 2 macropthalmia stage 110-115mm TL
Collecting Event Remarks

CAS-SU(ICH) 58440 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Briggs, J. C. / 1961 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel J.C. Briggs, H. Frey & ichthyology class  Field Number JCB 3-VIII-61 Date Collected 3 Aug 1961 
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County Monterey Co.
Water Body Pajaro River Drainage Island Group Island
Depth Width Salinity Gear
Locality Pajaro River
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208567 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WF 26-IV-64 Date Collected 26 Apr 1964 
Continent/Ocean North America Country United States State California County
Water Body Drainage Papermill Creek Island Group Island
Depth Width Salinity Gear
Locality Papermill Creek
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Young
Collecting Event Remarks

CAS-ICH 208568 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs, C. / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 6/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208568 Date Collected  
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality California
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 4 small ammocetes, 2 macropthalmia stage TL 100-114mm
Collecting Event Remarks

CAS-ICH 208569 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 7/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel US Fish & Game  Field Number US 20-II-47 Date Collected 20 Feb 1947 
Continent/Ocean North America Country United States State California County
Water Body Drainage San Joaquin River Island Group Island
Depth Width Salinity Gear
Locality 1/4 mi. downstream from Antoich Bridge
Latitude-Longitude 38.024602°, -121.755213°; uncertainty: 557 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksSince no direction and/or distance was provided. Marker and uncertainty circle of 557m have been created to encompass area where specimen was collected.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 214016 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 8 Apr 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel U.S. Fish & Wildlife Service  Field Number 91-46 Date Collected 13 Dec 1946 
Continent/Ocean North America Country United States State California County
Water Body Drainage SACRAMENTO Island Group Island
Depth Width Salinity Gear
Locality Sacramento-San Joaquin Delta: 'Sac 2'
Latitude-Longitude 38.083464°, -121.746815°; uncertainty: 13691 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1952-III:17 Specimen Remarks 1 transformed young.
Collecting Event Remarks

CAS-ICH 214017 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 8 Apr 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel U.S. Fish & Wildlife Service  Field Number 77-47 Date Collected 18 Mar 1947 
Continent/Ocean North America Country United States State California County
Water Body San Joaquin R. Drainage Sacramento R. Basin Island Group Island
Depth Width Salinity Gear
Locality Sacramento-San Joaquin Delta.
Latitude-Longitude 38.065086°, -121.728962°; uncertainty: 14606 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1952-III:17 Specimen Remarks 1 transformed young.
Collecting Event Remarks

CAS-ICH 214024 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / Jan 1949 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-55% isopropanol Other/Previous Number Size      
Collector; Vessel Simpson, D. A.  Field Number DAS 25-I-1949 Date Collected 25 Jan 1949 
Continent/Ocean North America Country United States State California County San Francisco County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality P.G. & E. intake sta. A.
Latitude-Longitude 37.739201°, -122.359059°; uncertainty: 4217 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksLocated two former PG&E plants in the San Francisco Bay (Portero Power Plant/Hunter's Point)- error polygon highlights the waters around these plants.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 214026 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Harry, R. R. / Aug 1947 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Simpson, D. A.  Field Number DAS 27-V-1947 Date Collected 27 May 1947 
Continent/Ocean North America Country United States State California County
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear
Locality San Francisco Bay, P.G. & E. intake sta. B.
Latitude-Longitude 37.739201°, -122.359059°; uncertainty: 4217 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksLocated two former PG&E plants in the San Francisco Bay (Portero Power Plant/Hunter's Point)- error polygon highlights the waters around these plants.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 214028 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number SFB 28-IV-64 Date Collected  
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear
Locality San Francisco Bay
Latitude-Longitude 37.733461°, -122.314369°; uncertainty: 47627 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1964-IV:28 Specimen Remarks
Collecting Event Remarks Locality guessed; no locality label in jar. Accession folder not located on 1/26/01, so further search on locality not possible.

CAS-ICH 208561 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 11/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208561 Date Collected 18 Feb 1947 
Continent/Ocean North America Country United States State California County
Water Body Drainage Old River, Island Group Island
Depth Width Salinity Gear
Locality From San Joaquin River Fish & Wildlife map
Latitude-Longitude 38.071364°, -121.576020°; uncertainty: 500 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksSince no direction and/or distance was provided. Marker and uncertainty circle of 500m have been created to encompass area where specimen was collected.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208562 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hopkirk, J. D / 1968 Petromyzontidae
Counts (Alc/Skel/CS) 5/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Pennington, S.  Field Number SP 30-V-68 Date Collected 30 May 1968 
Continent/Ocean North America Country United States State California County Butte County
Water Body Big Chico Cr. Drainage Island Group Island
Depth Width Salinity Gear
Locality Chico Park, 200 yds. above "Day Camp"
Latitude-Longitude 39.773426°, -121.756309°; uncertainty: 103 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 214015 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 8 Apr 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number 26-II-47 Date Collected 26 Feb 1947 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear Wade.
Locality San Joaquin. 58-47.
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 transformed young.
Collecting Event Remarks

CAS-ICH 208564 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208564 Date Collected 7 May 1948 
Continent/Ocean North America Country United States State California County
Water Body Drainage Sacramento River Island Group Island
Depth Width Salinity Gear
Locality Tolands landing
Latitude-Longitude 38.083618°, -121.748693°; uncertainty: 1597 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208565 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs, C. / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Day, J. S  Field Number JD 21-XII-61 Date Collected 21 Dec 1961 
Continent/Ocean North America Country United States State California County Mendocino County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Potter Valley Powerhouse tailrace
Latitude-Longitude 39.361345°, -123.128455°; uncertainty: 254 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Macropthalmia stage
Collecting Event Remarks

CAS-ICH 208566 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs, C. / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Day, J. S  Field Number JD 13-IV-61 Date Collected 13 Apr 1961 
Continent/Ocean North America Country United States State California County Mendocino County
Water Body Drainage Eel River Island Group Island
Depth Width Salinity Gear
Locality Potter Valley Power House tailrace
Latitude-Longitude 39.361345°, -123.128455°; uncertainty: 254 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Male Ammocetes
Collecting Event Remarks

CAS-SU(ICH) 40139 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 10/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Peters  Field Number PET II-24 Date Collected Feb 1924 - Feb 1924 
Continent/Ocean North America Country United States State California County
Water Body Klamath R. Drainage Island Group Island
Depth Width Salinity Gear
Locality Mouth of Klamath R., Requa.
Latitude-Longitude 41.543333°, -124.072793°; uncertainty: 917 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksMarker and uncertainty circle of 917m have been created to encompass area where specimens were collected
Acc. Number Specimen Remarks Winter run of Klamath River Eels.;
Collecting Event Remarks

CAS-SU(ICH) 40781 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Murphy, G. Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number 129 Size      
Collector; Vessel Murphy, Garth  Field Number GM 1-VIII-43 Date Collected 1 Aug 1943 
Continent/Ocean North America Country United States State California County Napa County
Water Body Napa River Drainage Island Group Island
Depth Width Salinity Gear
Locality 2 mi below Calistoga.
Latitude-Longitude 38.564932°, -122.547700°; uncertainty: 171 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 40782 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Murphy, G. Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Kirby, H.  Field Number HK 7-XI-43 Date Collected 7 Nov 1943 
Continent/Ocean North America Country United States State California County Sonoma County
Water Body Russian River Drainage Island Group Island
Depth Width Salinity Gear
Locality At Hacienda Cosmos.
Latitude-Longitude 38.510438°, -122.925013°; uncertainty: 1556 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksError polygon highlights sections of the Russian River in the vicinity of Hacienda (Cosmos).
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 48090 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Shapoualou, Leo Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Gilman, Harold  Field Number HG 05-IX-40 Date Collected 5 Sep 1940 
Continent/Ocean North America Country United States State California County Humboldt County
Water Body Eel River Drainage Island Group Island
Depth Width Salinity Gear
Locality S fork, Benbow Dam
Latitude-Longitude 40.065938°, -123.801384°; uncertainty: 74 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 48091 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Shapoualou, Leo Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Gilman, Harold  Field Number HG 05-IX-40 Date Collected 5 Sep 1940 
Continent/Ocean North America Country United States State California County Humboldt County
Water Body Eel River Drainage Island Group Island
Depth Width Salinity Gear
Locality S fork, Benbow Dam
Latitude-Longitude 40.065938°, -123.801384°; uncertainty: 74 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208542 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number 27-I-1949 Date Collected 27 Jan 1949 
Continent/Ocean North America Country United States State California County
Water Body Drainage Sacramento River, Island Group Island
Depth Width Salinity Gear
Locality Isleton, California
Latitude-Longitude 38.163481°, -121.609553°; uncertainty: 1287 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Collected in Fyke net from Sacramento River, 3 transformed young.
Collecting Event Remarks

CAS-ICH 208543 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number 19-II-1947 Date Collected 19 Feb 1947 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Sacramento River, Iselton
Latitude-Longitude 38.163481°, -121.609553°; uncertainty: 1287 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks 1 Transformed young
Collecting Event Remarks 1 Transformed young

CAS-ICH 208544 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-isopropanol Other/Previous Number Size      
Collector; Vessel   Field Number Z208544 Date Collected 24 Dec 1948 - 31 Dec 1948 
Continent/Ocean North America Country United States State California County
Water Body Drainage Sacramento River Island Group Island
Depth Width Salinity Gear
Locality Iselton
Latitude-Longitude 38.163710°, -121.608961°; uncertainty: 1597 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks 3 Transformed Young
Collecting Event Remarks

CAS-ICH 208545 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-EtOH Other/Previous Number Size      
Collector; Vessel   Field Number SJ 18-XII-1946 Date Collected 18 Dec 1946 
Continent/Ocean North America Country United States State California County
Water Body Drainage Sacramento River Island Group Island
Depth Width Salinity Gear
Locality Sacramento River
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 Transformed Young
Collecting Event Remarks

CAS-ICH 208546 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. / 1957 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-isopropanol Other/Previous Number Size      
Collector; Vessel   Field Number WS 4-XI-1946 Date Collected 4 Nov 1946 
Continent/Ocean North America Country United States State California County
Water Body Drainage Sacramento River Island Group Island
Depth Width Salinity Gear
Locality Sacramento River
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks 1 Transformed Young
Collecting Event Remarks

CAS-ICH 80987 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 0/0/0 Prep Type - Preservative alc; alc; alc; alc Other/Previous Number Size      
Collector; Vessel   Field Number CA 14-IV-39 Date Collected 14 Apr 1939 
Continent/Ocean North America Country United States State California County Stanislaus County
Water Body Tuolumne R. Drainage Island Group Island
Depth Width Salinity Gear
Locality 3 miles above mouth.
Latitude-Longitude 37.604111°, -121.141732°; uncertainty: 270 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 824 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Price, G. C.  Field Number Z100824 Date Collected  
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County Monterey Co.
Water Body Drainage Island Group Island
Depth Width Salinity M Gear
Locality Pacific Grove
Latitude-Longitude 36.631815°, -121.927405°; uncertainty: 4000 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksDrew a 4,000m uncertainty radius around Pacific Grove since no other specific information on collection location was given.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 1173 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Hyatt, E.  Field Number Z101173 Date Collected 1 Jan 1894 
Continent/Ocean North America Country United States State California County Riverside County
Water Body SANTA ANA RIVER Drainage Island Group Island
Depth Width Salinity F Gear
Locality SANTA ANA RIVER
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 534 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Green, T.  Field Number Z100534 Date Collected 25 May 1892 
Continent/Ocean North America Country United States State California County
Water Body PAJARO RIVER Drainage Island Group Island
Depth Width Salinity F Gear
Locality SARGENT'S STATION
Latitude-Longitude 36.917270°, -121.547970°; uncertainty: 1008 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 4251 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Rutter; Scofield  Field Number Z104251 Date Collected  
Continent/Ocean North America Country United States State California County
Water Body PAJARO RIVER Drainage Island Group Island
Depth Width Salinity F Gear
Locality PAJARO, CAL.
Latitude-Longitude 36.906220°, -121.749330°; uncertainty: 1345 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 45474 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Conners, J. Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Conners, J.  Field Number JC 11-V-64 Date Collected 11 May 1964 
Continent/Ocean North America Country United States State California County Contra Costa County
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear otter trawl
Locality Honker Bay, Stake Point.
Latitude-Longitude 38.051033°, -121.949726°; uncertainty: 527 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1980-II:28 Specimen Remarks
Collecting Event Remarks

CAS-ICH 23537 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hopkirk, J. D. / 1964 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Hopkirk, J. D.; Kuris, A. M.  Field Number H64-4 Date Collected 26 Mar 1964 
Continent/Ocean North America Country United States State California County Sonoma County
Water Body Warm Springs Cr. Drainage Island Group Island
Depth Width Salinity Gear
Locality Warm Springs Cr.
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 23058 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hopkirk, J. D. / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel 'Fishermen.'  Field Number 10-VI-49CONN Date Collected 10 Jun 1949 
Continent/Ocean North America Country United States State California County Napa County
Water Body Conn Reservoir Drainage Island Group Island
Depth Width Salinity Gear
Locality Conn Res., Napa Co., Calif.
Latitude-Longitude 38.492802°, -122.373756°; uncertainty: 2331 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksAssumed "Conn Reservoir" in the locality description to be Lake Hennessey since it is formed by the Conn Dam.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 8475 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Allen, W. F.  Field Number Z108475 Date Collected  
Continent/Ocean North America Country United States State California County Marin County
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear
Locality San Rafael
Latitude-Longitude 37.968380°, -122.494828°; uncertainty: 2188 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 11298 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Price, G. C.  Field Number GCP Date Collected  
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County Monterey Co.
Water Body Drainage Island Group Island
Depth Width Salinity M Gear
Locality Pacific Grove
Latitude-Longitude 36.631815°, -121.927405°; uncertainty: 4000 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksDrew a 4,000m uncertainty radius around Pacific Grove since no other specific information on collection location was given.
Acc. Number Specimen Remarks taken in open sea.
Collecting Event Remarks

CAS-SU(ICH) 11299 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Price, G. C.  Field Number GCP Date Collected  
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County Monterey Co.
Water Body Drainage Island Group Island
Depth Width Salinity M Gear
Locality Pacific Grove
Latitude-Longitude 36.631815°, -121.927405°; uncertainty: 4000 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksDrew a 4,000m uncertainty radius around Pacific Grove since no other specific information on collection location was given.
Acc. Number Specimen Remarks taken in open sea.
Collecting Event Remarks

CAS-SU(ICH) 19031 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number PG&E 8-X-38 Date Collected 8 Oct 1938 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality from PG & E ditch above Folsom powerhouse.
Latitude-Longitude 38.707610°, -121.156813°; uncertainty: 805 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 45505 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Follett, W. I. / 1972 Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Follett, Wilbur I.; Follett, Evelyn B.  Field Number F71-31 Date Collected 25 Nov 1971 
Continent/Ocean North America Country United States State California County Fresno County
Water Body Kings R. Drainage Island Group Island
Depth Width Salinity Gear
Locality West channel 0.8 mi. east of Bridge 42-70-1936, (which is 1.4 mi. east of Centerville) on Hwy. 180.
Latitude-Longitude 36.731066°, -119.471520°; uncertainty: 1074 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 27092 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 12/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Day, John S.  Field Number JSD IV-61 Date Collected 1 Apr 1961 - 30 Apr 1962 
Continent/Ocean North America Country United States State California County Mendocino County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Potter Valley Power House tailrace at head of E. Branch Russian R.; source of water is Eel R.
Latitude-Longitude 39.361345°, -123.128455°; uncertainty: 254 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1962-XII:12 Specimen Remarks ammocetes entered in pencil in ledger.
Collecting Event Remarks Calif. Dept. of Fish & Game.

CAS-ICH 25987 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Coots, Millard  Field Number MC 5-VI-53 Date Collected 5 Jun 1953 
Continent/Ocean North America Country United States State California County Siskiyou County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Copco L. (Klamath R.)
Latitude-Longitude 41.979726°, -122.334353°; uncertainty: 929 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1954-I:7 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 26155 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Follett, W. I.; Peckham, G. M.  Field Number F55-6 Date Collected 14 Oct 1955 : 1000-1300
Continent/Ocean North America Country United States State California County Alameda County
Water Body Drainage Alameda Creek Island Group Island
Depth Width Salinity Gear hand
Locality Western Pacific Railroad bridge below Niles.
Latitude-Longitude 37°34'11"N, 121°59'13"W Bottom Type mud
Acc. Number 1955-X:31 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 26160 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 5/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Follett, W. I.; Peckham, G. M.  Field Number F55-9 Date Collected 31 Oct 1955 
Continent/Ocean North America Country United States State California County Alameda County
Water Body Alameda Creek Drainage Island Group Island
Depth Width Salinity Gear
Locality Alameda Creek
Latitude-Longitude   Bottom Type
Acc. Number 1955-X:31 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 26255 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Follett, W. I.; Peckham, George M.  Field Number F57-4 Date Collected 25 Mar 1957 : 1430-1630
Continent/Ocean North America Country United States State California County Alameda County
Water Body Drainage Alameda Creek Island Group Island
Depth Width Salinity Gear bag seine, 25',0.25 inch mesh
Locality Alameda Creek, Niles, opposite California Nursery Co. Pool: 30x50x3', turbid water.
Latitude-Longitude 37.572104°, -121.982211°; uncertainty: 4404 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1957-XI:5 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 26878 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 20/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Talmadge, Robert R.  Field Number RRT 22-I-61 Date Collected 22 Jan 1961 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Trinity River
Latitude-Longitude 40.765744°, -123.087038°; uncertainty: 76746 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1961-I:25 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 31187 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z31187 Date Collected 13 Apr 1939 
Continent/Ocean North America Country United States State California County Stanislaus County
Water Body Merced R. Drainage Island Group Island
Depth Width Salinity Gear
Locality 5 miles above mouth.
Latitude-Longitude 37.370748°, -120.926650°; uncertainty: 319 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 31189 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs, C. L. / 27 Oct 1963 Petromyzontidae
Counts (Alc/Skel/CS) 9/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Day, John S.  Field Number JSD IV-61 Date Collected 1 Apr 1961 - 30 Apr 1962 
Continent/Ocean North America Country United States State California County Mendocino County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Potter Valley Power House tailrace at head of E. Branch Russian R.; source of water is Eel R.
Latitude-Longitude 39.361345°, -123.128455°; uncertainty: 254 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1962-XII:12 Specimen Remarks
Collecting Event Remarks Calif. Dept. of Fish & Game.

CAS-ICH 22344 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Jones, A. C.  Field Number J58-190 Date Collected 28 Jun 1958 : 1150-1315
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County Marin Co.
Water Body Walker Creek Drainage Island Group Island
Depth Width Salinity B Gear seine
Locality Tomales Bay, Sta. 3, US Hwy. 1 bridge, 2.1 mi. upstream fr. mouth of Walker Creek. Marin Co., Calif.
Latitude-Longitude 38.232730°, -122.912866°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 23530 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hopkirk, J. D. / 1964 Petromyzontidae
Counts (Alc/Skel/CS) 7/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Hopkirk, J. D.; Kuris, A. M.  Field Number H64-3 Date Collected 26 Mar 1964 : 1000-1145
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County Sonoma Co.
Water Body Dry Creek Drainage Island Group Island
Depth Width Salinity F Gear 10' minnow seine
Locality 3 miles east of Skaggs Springs, above stream from Dry Creek Road Bridge.
Latitude-Longitude 38.700242°, -122.961363°; uncertainty: 1203 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type silt, gravel, mud, detritus; mostly fine gravel
Acc. Number 1964-VI:13 Specimen Remarks
Collecting Event Remarks

CAS-ICH 21510 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hopkirk, J. D. / 1960 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Innes, K. F.; Hunters Point Shrimp Co.  Field Number KFI 26-II-52 Date Collected 26 Feb 1952 
Continent/Ocean North America Country United States State California County Alameda County
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear Chinese shrimp nets
Locality Off Alameda.
Latitude-Longitude 37.763109°, -122.241933°; uncertainty: 10168 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksDrew a 10,000m uncertainty radius around Alameda since no other specific information on collection location was given.
Acc. Number 1959-XII:30 Specimen Remarks
Collecting Event Remarks

CAS-ICH 23353 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Hubbs, C. L. / 1963 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Holman, G.; Beland, A.  Field Number H&B 11-VII-57 Date Collected 11 Jul 1957 
Continent/Ocean North America Country United States State California County Mendocino County
Water Body Russian R. Drainage Island Group Island
Depth Width Salinity Gear
Locality East branch of the Russian R.
Latitude-Longitude 39.253903°, -123.117409°; uncertainty: 10137 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1962-VII:9 Specimen Remarks
Collecting Event Remarks

CAS-ICH 22213 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Jones, A. C.  Field Number J58-95 Date Collected 18 Jan 1958 : 1545
Continent/Ocean North America Country United States State California County Marin County
Water Body Walker Creek Drainage Island Group Island
Depth Width Salinity F Gear seine
Locality Tomales Bay, Walker Cr., Sta. 3, US Hwy. 1 bridge 2.1 mi. upstr. fr. mouth of Walker Creek. Marin Co., Calif.
Latitude-Longitude 38.232768°, -122.912818°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 25952 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 14/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Cheney, W. O.; Rowley, W.  Field Number WOC 24-III-53 Date Collected 24 Mar 1953 - 26 Mar 1953 
Continent/Ocean North America Country United States State California County
Water Body Pit R. Drainage Sacramento R. System Island Group Island
Depth Width Salinity Gear
Locality Pit R.
Latitude-Longitude   Bottom Type
Acc. Number 1953-XII:21 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 25968 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Rowley, W.; Curtis, B.; Cheney, W. O.  Field Number WR VI-53 Date Collected Jun 1953 - Jun 1953 
Continent/Ocean North America Country United States State California County
Water Body Pit R. Drainage Sacramento R. System Island Group Island
Depth Width Salinity Gear
Locality Pit R.
Latitude-Longitude   Bottom Type
Acc. Number 1953-XII:21 Specimen Remarks C2.
Collecting Event Remarks

CAS-ICH 11031 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Halstead, B. W. / 1943 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Halstead, Bruce W.  Field Number BH 26-XII-1943 Date Collected 26 Dec 1943 
Continent/Ocean North America Country United States State California County
Water Body Santa Margaritas Cr. Drainage Island Group Island
Depth Width Salinity Gear
Locality near Atascadero
Latitude-Longitude 35.417354°, -120.604794°; uncertainty: 3105 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 12515 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel U.S. Fish Commission; Albatross Field Number ALBA H5311 Date Collected 21 Jan 1913 : 1455-1505
Continent/Ocean North America Country United States State California County
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear tow net, plankton nets
Locality Shag Rk., N. 31 deg. W., San Bruno Lt., W., No. 2 Beacon, S. 30.5 deg. E.
Latitude-Longitude   Bottom Type mud
Acc. Number Specimen Remarks From UC Zool. Dept. at Berkeley.
Collecting Event Remarks Hydrographic sta. 5311

CAS-ICH 22272 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Jones, A. C.  Field Number J58-155 Date Collected 30 Mar 1958 : 1320-1340
Continent/Ocean North America Country United States State California County Marin County
Water Body Walker Cr. Drainage Island Group Island
Depth Width Salinity F Gear seine
Locality Tomales Bay, Sta. 3, US Hwy. 1 bridge, 2.1 miles upstream from mouth of Walker Cr.
Latitude-Longitude 38.232706°, -122.912877°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 2180 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size 584 mm
Collector; Vessel Hibbard  Field Number H 6-VII-1928 Date Collected 6 Jul 1928 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Mokelumne River, just below Dam, Wood Bridge
Latitude-Longitude 38.156166°, -121.297443°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 2181 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size 610 mm
Collector; Vessel Hibbard  Field Number H 6-VII-1928 Date Collected 6 Jul 1928 
Continent/Ocean North America Country United States State California County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Mokelumne River, just below Dam, Wood Bridge
Latitude-Longitude 38.156166°, -121.297443°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Four of these; died on way.
Collecting Event Remarks

CAS-ICH 2221 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size 620 mm
Collector; Vessel Hibbard  Field Number H 29-III-1929 Date Collected 29 Mar 1929 
Continent/Ocean North America Country United States State California County
Water Body San Lorenzo River Drainage Island Group Island
Depth Width Salinity Gear
Locality mouth of river.
Latitude-Longitude 36.963864°, -122.012545°; uncertainty: 318 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 2222 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size 650 mm
Collector; Vessel Hibbard  Field Number H 29-III-1929 Date Collected 29 Mar 1929 
Continent/Ocean North America Country United States State California County
Water Body San Lorenzo River Drainage Island Group Island
Depth Width Salinity Gear
Locality mouth of river.
Latitude-Longitude 36.963864°, -122.012545°; uncertainty: 318 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 18795 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Dempster, R. / 1945 Petromyzontidae
Counts (Alc/Skel/CS) 0/0/0 Prep Type - Preservative Other/Previous Number Size      
Collector; Vessel Simpson, D. A.  Field Number DAS 5-VI-45 Date Collected 5 Jun 1945 
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County San Francisco Co.
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear
Locality San Francisco Bay, PG&E Station A, San Francisco Bay, Calif.
Latitude-Longitude 37.739201°, -122.359059°; uncertainty: 4217 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksLocated two former PG&E plants in the San Francisco Bay (Portero Power Plant/Hunter's Point)- error polygon highlights the waters around these plants.
Acc. Number Specimen Remarks 3 to UCLA 30-VII-49.
Collecting Event Remarks

CAS-ICH 18220 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Perry, M. L. / 1945 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Williams; Hopper  Field Number W&H 17-V-45 Date Collected 17 May 1945 
Continent/Ocean North America Country United States State California County Fresno County
Water Body Drainage Island Group Island
Depth Width Salinity M Gear Fyke net
Locality Mendota Dam, below the dam.
Latitude-Longitude 36.788579°, -120.372936°; uncertainty: 89 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 17947 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Perry, M. L. / 1945 Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Powell; Simpson, D. A.  Field Number DAS 31 Date Collected 7 Sep 1945 : 1200
Continent/Ocean North America Country United States State California County San Joaquin County
Water Body Drainage Mokelumne R. Island Group Island
Depth Width Salinity Gear fyke net
Locality Mokelumne R., 100 yds. below dam at Woodbridge.
Latitude-Longitude 38.156441°, -121.297686°; uncertainty: 39 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type rock, sand, mud
Acc. Number 1945-1946 Specimen Remarks
Collecting Event Remarks Water clear, temp. 68 deg. F; swift current; no vegetation.

CAS-ICH 18001 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Perry, M. L. / 1945 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Simpson, D. A.; Simpson, H.  Field Number DAS 46 Date Collected 21 Sep 1945 : 800
Continent/Ocean North America Country United States State California County Humboldt County
Water Body Drainage Eel River Island Group Island
Depth Width Salinity Gear 25 ft. seine
Locality Eel R., 1 mile east of junction with south fork, 2 miles north of Weott near Founder's tree.
Latitude-Longitude 40.347855°, -123.915127°; uncertainty: 1270 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type rock, gravel, sand
Acc. Number 1945-1946 Specimen Remarks sm. juv.
Collecting Event Remarks Water clear, temp. 60 deg. F; current moderate; green algae.

CAS-ICH 18053 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Perry, M. L. / 1945 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Simpson, D. A.; Simpson, H.  Field Number DAS 59 Date Collected 25 Sep 1945 : 1000
Continent/Ocean North America Country United States State California County Trinity County
Water Body Drainage Klamath R. Island Group Island
Depth Width Salinity Gear 25' bag seine
Locality Trinity R., 1 mile east of Cedar Flat on Hwy. 299.
Latitude-Longitude 40.784721°, -123.425251°; uncertainty: 216 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type boulder, rock, sand
Acc. Number 1945-1946 Specimen Remarks sm. juv.
Collecting Event Remarks Water clear, temp. 60 deg. F; current fast; no vegetation.

CAS-ICH 19088 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Perry, M. L. / 1 May 1946 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc Other/Previous Number 137 Size      
Collector; Vessel Simpson, D. A.; Simpson, H.  Field Number DAS 137 Date Collected 11 Nov 1945 : 1100
Continent/Ocean North America Country United States State California County Santa Cruz County
Water Body Drainage San Lorenzo R. Island Group Island
Depth Width Salinity Gear 12' seine
Locality San Lorenzo R., at Bridge 36-16, Water St., Santa Cruz.
Latitude-Longitude 36.978239°, -122.024667°; uncertainty: 90 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type sand, gravel, rock
Acc. Number Specimen Remarks small young.
Collecting Event Remarks Water clear, temp. 57 deg. F; current swift; no vegetation.

CAS-ICH 19151 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Dempster, R. / 13 May 1946 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc Other/Previous Number Size      
Collector; Vessel Simpson, D. A.  Field Number DAS V-46 Date Collected May 1946 - May 1946 
Continent/Ocean Pacific Ocean / NE Pacific Country United States State California County San Francisco Co.
Water Body San Francisco Bay Drainage Island Group Island
Depth Width Salinity B Gear
Locality San Francisco, P.G. & E. Station A.
Latitude-Longitude 37.739201°, -122.359059°; uncertainty: 4217 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksLocated two former PG&E plants in the San Francisco Bay (Portero Power Plant/Hunter's Point)- error polygon highlights the waters around these plants.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 13223 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Gilbert, Charles H.  Field Number CHG-DALLES Date Collected  
Continent/Ocean North America Country United States State Oregon County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality The Dalles.
Latitude-Longitude 45.594720°, -121.177500°; uncertainty: 4000 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksDrew a 4,000m uncertainty radius around The Dalles since no other specific information on collection location was given.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 13224 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Gilbert, Charles H.  Field Number CHG-DALLES Date Collected  
Continent/Ocean North America Country United States State Oregon County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality The Dalles.
Latitude-Longitude 45.594720°, -121.177500°; uncertainty: 4000 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksDrew a 4,000m uncertainty radius around The Dalles since no other specific information on collection location was given.
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 37747 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 5/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Dept. Commerce  Field Number OR-ROGUE Date Collected  
Continent/Ocean North America Country United States State Oregon County
Water Body Drainage Rogue R. System Island Group Island
Depth Width Salinity Gear
Locality Rogue R. System
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks Labels detached.
Collecting Event Remarks

CAS-ICH 208563 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number Z208563 Date Collected  
Continent/Ocean North America Country United States State Oregon County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Walla Walla.
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 24347 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number OREGON 19-VI-94 Date Collected 19 Jun 1894 
Continent/Ocean North America Country United States State Oregon County Klamath County
Water Body Klamath Lake Drainage Island Group Island
Depth Width Salinity F Gear
Locality Klamath Lake, Ore.
Latitude-Longitude 42.406221°, -121.904984°; uncertainty: 26561 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208627 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Freihofer, W. C. / 1974 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Rich, Willis H.  Field Number WR 0-IX-39 Date Collected  
Continent/Ocean North America Country United States State Washington County
Water Body Drainage Wallowa Lake Island Group Island
Depth Width Salinity Gear
Locality taken from Oncorhynchus nerka spawing
Latitude-Longitude   Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-SU(ICH) 60025 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 8-III-39 Date Collected 8 Mar 1939 - 19 Mar 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60026 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 28/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 21-II-39 Date Collected 21 Feb 1939 - 26 Feb 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60027 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 22-II-39 Date Collected 22 Feb 1939 - 7 Mar 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap.
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60028 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 37/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 20-III-39 Date Collected 20 Mar 1939 - 27 Mar 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap.
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60029 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 4/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 28-III-39 Date Collected 28 Mar 1939 - 3 Apr 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap.
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60030 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 19-IV-39 Date Collected 19 Apr 1939 - 10 May 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60023 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 14-XI-38 Date Collected 14 Nov 1938 - 19 Nov 1938 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap.
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 60024 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Rivas, L. R. / 1962 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel   Field Number WA 1-XII-38 Date Collected 1 Dec 1938 - 2 Jan 1939 
Continent/Ocean North America Country United States State Washington County Skamania County
Water Body Drainage Island Group Island
Depth Width Salinity Gear
Locality Wash. Shore, Bonneville Dam: fingerling bypass trap.
Latitude-Longitude 45.644284°, -121.940637°; uncertainty: 888 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks Received fr. Bonneville Dam Engineer's office June 15, 1941.
Collecting Event Remarks

CAS-SU(ICH) 21357 Entosphenus tridentatus   [Catalog of Fishes]       ID by/date  Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Thompson, J. C.  Field Number JCT E-1 Date Collected  
Continent/Ocean North America Country United States State Washington County
Water Body Lake Washington Drainage Island Group Island
Depth Width Salinity M Gear
Locality Lake Washington
Latitude-Longitude 47.628973°, -122.254684°; uncertainty: 14686 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 208679 Entosphenus tridentatus gairdner  [Catalog of Fishes]       ID by/date  Fast, T. / 1954 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Arcoleo, Chris Q.  Field Number CA 24-VI-54 Date Collected 23 Jun 1954 
Continent/Ocean North America Country United States State California County
Water Body Drainage Pacific Grove Island Group Island
Depth Width Salinity Gear
Locality 36^37'N, 121^ 54'W 20fms
Latitude-Longitude 36.616770°, -121.899920°; uncertainty: 664 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number 1972-III:20 Specimen Remarks
Collecting Event Remarks

CAS-ICH 21098 Entosphenus tridentatus tridentatus  [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 2/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Calif. Dept. of Fish & Game  Field Number CFG 3-VIII-55 Date Collected 3 Aug 1955 
Continent/Ocean North America Country United States State California County Sonoma County
Water Body Maacama Cr. Drainage Russian R. Basin Island Group Island
Depth Width Salinity Gear
Locality 200 yds. above drinking fountain.
Latitude-Longitude 35.043060°, -116.294170°; uncertainty: 3036 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Georef. RemarksUnable to locate a "drinking fountain" as specified in locality description, so error polygon highlights entire Maacama Creek.
Acc. Number 1955-VIII:17 Specimen Remarks
Collecting Event Remarks Station 2

CAS-ICH 20940 Entosphenus tridentatus tridentatus  [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 9/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Curtis, B.  Field Number BC 10-VIII-45 Date Collected 10 Aug 1945 
Continent/Ocean North America Country United States State California County Napa County
Water Body Conn Creek (Napa R.) Drainage Island Group Island
Depth Width Salinity Gear
Locality Conn Creek (Napa R.), Napa Co., Calif.
Latitude-Longitude 38.503179°, -122.387004°; uncertainty: 9840 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 20990 Entosphenus tridentatus tridentatus  [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 7/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Merkel, T. J.; Pintler, H. E.  Field Number M&P 20-VIII-53 Date Collected 20 Aug 1953 
Continent/Ocean North America Country United States State California County
Water Body Russian River Drainage Island Group Island
Depth Width Salinity Gear
Locality Russian Riv., Calif.
Latitude-Longitude 38.918355°, -123.059831°; uncertainty: 54175 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 21003 Entosphenus tridentatus tridentatus  [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 1/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Evans, W.  Field Number WE 10-XI-54 Date Collected 10 Nov 1954 
Continent/Ocean North America Country United States State California County
Water Body Russian River Drainage Island Group Island
Depth Width Salinity Gear
Locality Russian Riv., Calif.
Latitude-Longitude 38.918355°, -123.059831°; uncertainty: 54175 m (Source: FishNet Collaborative Georeferencing Project) Bottom Type
Acc. Number Specimen Remarks
Collecting Event Remarks

CAS-ICH 21078 Entosphenus tridentatus tridentatus  [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 3/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Calif. Dept. of Fish & Game  Field Number CFG 25-VII-55 Date Collected 25 Jul 1955 
Continent/Ocean North America Country United States State California County Santa Cruz County
Water Body San Lorenzo R. Drainage Island Group Island
Depth Width Salinity Gear
Locality San Lorenzo R.
Latitude-Longitude   Bottom Type
Acc. Number 1955-VIII:17 Specimen Remarks
Collecting Event Remarks

CAS-ICH 21056 Entosphenus tridentatus tridentatus  [Catalog of Fishes]       ID by/date  Jones, A. C. / 1958 Petromyzontidae
Counts (Alc/Skel/CS) 5/0/0 Prep Type - Preservative alc-75% EtOH Other/Previous Number Size      
Collector; Vessel Calif. Dept. of Fish & Game  Field Number CFG 22-VII-55 Date Collected 22 Jul 1955 
Continent/Ocean North America Country United States State California County Santa Cruz County
Water Body San Lorenzo R. Drainage Island Group Island
Depth Width Salinity Gear
Locality San Lorenzo R.
Latitude-Longitude   Bottom Type
Acc. Number 1955-VIII:17 Specimen Remarks
Collecting Event Remarks
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