Oncorhynchus apache
Oncorhynchus apache (Miller, 1972)
Apache trout
Oncorhynchus apache
photo by The Native Fish Conservancy

Family:  Salmonidae (Salmonids), subfamily: Salmoninae
Max. size:  58 cm TL (male/unsexed); max.weight: 2,360.0 g
Environment:  demersal; freshwater, non-migratory
Distribution:  North America: Upper Salt River and Little Colorado River systems (Colorado River drainage) in Arizona, USA.
Diagnosis:   
Biology:  Adults inhabit clear, cool mountain headwaters and creeks (generally above 2500 m elevation), and mountain lakes. Entire life history is spent in freshwater (Ref. 46888). A 95% (stream km) reduction in range has resulted due to hybridization with Oncorhynchus mykiss and competition from Salvelinus fontinalis and Salmo trutta.
IUCN Red List Status: Critically Endangered (CR); Date assessed: 01 August 1996 (A1cd) Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.