Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
; agua dulce demersal. Temperate; 38°N - 32°N
North America: Colorado River drainage from southwestern Wyoming to southern Arizona in the USA.
Tamaño / Peso / Age
Madurez: Lm ?  range ? - ? cm
Max length : 56.0 cm TL macho / no sexado; (Ref. 5723); common length : 35.0 cm TL macho / no sexado; (Ref. 12193); peso máximo publicado: 920.00 g (Ref. 4699)
Short description
Claves de identificación | Morfología | Morfometría
Adults inhabit rocky pools, runs and riffles of medium to large rivers. Less often found in creeks and small rivers.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Pesquerías: pesquerías de subsistencia; pesca deportiva: si
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Referencia
69278): 2.8 ±0.2 se; based on size and trophs of closest relatives
Resiliencia (Referencia
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (K=0.38-0.46).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).
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