Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Temperate; 35°N - 33°N
North America: Los Angeles, San Gabriel and Santa Ana River drainages in southern California, USA.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm TL ذكر/ مختلط الجنس; (Ref. 5723); common length : 11.8 cm TL ذكر/ مختلط الجنس; (Ref. 12193); العمر: 4 سنين (Ref. 12193)
Inhabits clear, cool rocky pools and runs of creeks and small to medium rivers.
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
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 2024-2)
في خطر (EN) (B1ab(ii,iii,v)c(iv)); Date assessed: 31 October 2011
استخدامات بشرية
أدوات
تقارير خاصة
Download XML
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=0.00891 (0.00281 - 0.02830), b=2.96 (2.71 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.8 ±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 (tmax=4).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).