Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 0 - 300 m (Ref. 9269), usually 0 - 95 m (Ref. 9269). Subtropical; 34°N - 15°S
Eastern Pacific: Santa Catalina Island, southern California, USA to Peru.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 33.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 55763); common length : 15.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 55763)
خارهاي باله پشتي (کل) : 3; شعاع نرم باله پشتي (کل) : 12 - 14; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 8 - 9; مهره ها: 19. Branchiostegal rays: 6 (Ref. 36491).
Adults inhabit rocky areas, including the intertidal zone. Found on sandy and muddy bottoms (Ref. 9269). Young individuals feed heavily on crustaceans but as they grow bigger, they consume more and more fish, sometimes catching and eating fishes their own size (Ref. 4930).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 15.7 - 28.8, mean 23.3 °C (based on 270 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.66 se; based on food items.
جهندگی (Ref.
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Fec assumed to be > 10,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (23 of 100).