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Cypriniformes (Carps) >
Leuciscidae (Minnows) > Laviniinae
Etymology: Gila: A river flowing from SW Mejico to south Arizona.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة; سمكة نهرية (Ref. 51243). Temperate; 42°N - 36°N
North America: upper Colorado River drainage in Wyoming, Colorado, Utah and Arizona, USA.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 38.0 cm TL ذكر/ مختلط الجنس; (Ref. 5723); common length : 25.0 cm TL ذكر/ مختلط الجنس; (Ref. 12193)
Body deep and compressed; caudal peduncle long, extremely slender; fins falcate; caudal fin large, forked; angle along anal fin base continues along upper edge of caudal fin. Large-sized individuals possess large, nearly scaleless hump behind small, depressed head; mouth subterminal, extending to front of small eye; 73-90 scales on lateral line; usually 9 dorsal rays; 10 anal rays; pharyngeal teeth 2,5-4.2. Dark olive-gray above, silver side (Ref. 86798).
Inhabits swift, rocky runs and flowing pools. The hump at the back of the head directs fish to maintain position in the swift water (Ref. 86798).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
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)
استخدامات بشرية
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مصادر علي الأنترنت
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).
مستوى غذائي (Ref.
69278): 2.0 ±0.2 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (K=0.15-0.22).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).