Institute for Biodiversity Science and Sustainability

CAS Ichthyology Collection Database


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. RemarksPlease 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.