Institute for Biodiversity Science and Sustainability

CAS Ichthyology Collection Database


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.