| Filter: Genus=Gila;Species=nigrescens; |
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| CAS-SU(ICH) 19231 | Gila nigrescens [Catalog of Fishes] | ID by/date | Gilbert, C. R. / 1986 | Leuciscidae | |||
| Counts (Alc/Skel/CS) | 3/0/0 | Prep Type - Preservative | alc-75% EtOH | Other/Previous Number | Size | ||
| Collector; Vessel | Townsend, C. H. T.; Barber, C. M. | Field Number | Z119231 | Date Collected | |||
| Continent/Ocean | North America | Country | Mexico | State | Chihuahua State | County | |
| Water Body | Drainage | Island Group | Island | ||||
| Depth | Width | Salinity | Gear | ||||
| Locality | Headwaters of Casa Grandes River. | ||||||
| Latitude-Longitude | Bottom Type | ||||||
| Acc. Number | Specimen Remarks | USFWS-Threatened. | |||||
| Collecting Event Remarks | |||||||
| CAS-SU(ICH) 47579 | Gila nigrescens [Catalog of Fishes] | ID by/date | Hubbs, C. L. / 1952 | Leuciscidae | |||
| Counts (Alc/Skel/CS) | 1/0/0 | Prep Type - Preservative | alc-75% EtOH | Other/Previous Number | Size | ||
| Collector; Vessel | Brittan, Martin R. | Field Number | MRB 9-VIII-52 | Date Collected | 9 Aug 1952 | ||
| Continent/Ocean | North America | Country | Mexico | State | Chihuahua State | County | |
| Water Body | R. Polatado | Drainage | Island Group | Island | |||
| Depth | Width | Salinity | Gear | ||||
| Locality | Tributary of R. Janos, tributary of R. Casas Grandes, about 20 miles south of Barrendo (border entry). | ||||||
| Latitude-Longitude | 30.946910°, -108.327977°; uncertainty: 6809 m (Source: FishNet Collaborative Georeferencing Project) | Bottom Type | |||||
| Georef. Remarks | Rio La Palotada, not Polatado. Measured along road. Point placed at MEX 2 crossing of Rio La Palotada and uncertainty determined using MaNIS.net georeferencing calculator. | ||||||
| Acc. Number | Specimen Remarks | USFWS-Threatened. | |||||
| Collecting Event Remarks | Locality #3. | ||||||
| CAS-SU(ICH) 47647 | Gila nigrescens [Catalog of Fishes] | ID by/date | Miller, R. R. / 1952 | Leuciscidae | |||
| Counts (Alc/Skel/CS) | 8/0/0 | Prep Type - Preservative | alc-75% EtOH | Other/Previous Number | Size | ||
| Collector; Vessel | Brittan, Martin R. | Field Number | MRB 15-VIII-52 | Date Collected | 15 Aug 1952 | ||
| Continent/Ocean | North America | Country | Mexico | State | Durango State | County | |
| Water Body | R. Nazas | Drainage | Island Group | Island | |||
| Depth | Width | Salinity | Gear | ||||
| Locality | 2 miles south of Herdo. | ||||||
| Latitude-Longitude | 25.509315°, -103.521903°; uncertainty: 1234 m (Source: FishNet Collaborative Georeferencing Project) | Bottom Type | |||||
| Georef. Remarks | Please correct name of town from "Herdo" to LERDO. Rio Nazas (Nazas River) is now mostly dry, with a few exceptions during the rainy season. | ||||||
| Acc. Number | Specimen Remarks | USFWS-Threatened. | |||||
| Collecting Event Remarks | Locality #15. | ||||||
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