Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce bentopelágico; potamodromo (Ref. 51243). Temperate; 42°N - 32°N
North America: Colorado River drainage in Wyoming, Colorado, Utah, New Mexico, Arizona and California in USA; and Mexico.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 62.0 cm TL macho / no sexado; (Ref. 5723)
Short description
Claves de identificación | Morfología | Morfometría
Gila elegans can be distinguished from similar species Gila cypha by having terminal mouth, angle along anal fin base continues well above caudal fin, more slender caudal peduncle, smaller hump on nape, usually dorsal fin with 10 rays; and 75-99 scales on lateral line. Breeding males with red lower side and pectoral and anal-fin bases (Ref. 86798).
Inhabits flowing pools and backwaters, usually over mud or rock. Streamlined body may suggest occasional occurrence in swift runs (Ref. 86798).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00455 - 0.02896), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 2.0 ±0.2 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Muy bajo, población duplicada en un tiempo mínimo superior a 14 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (45 of 100).