>
Perciformes/Cottoidei (Sculpins) >
Cottidae (Sculpins)
Etymology: Oligocottus: Greek, oligos = small + Greek, kottos = a kind of fish (Ref. 45335); snyderi: Named after John Otterbein Snyder, U.S. ichthyologist (Ref. 6885).
Eponymy: John Otterbein Snyder (1867–1943) was an American zoologist and pioneer ichthyologist of the American west. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; غير مهاجر; تغييرات عمق 0 - ? m. Subtropical; 59°N -
Eastern Pacific: Sitka, southeastern Alaska to Rio Socorro, northern Baja California, Mexico.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 8.9 cm TL جنس نر / بدون خواص جنسي; (Ref. 2850); بيشينه سن گزارش شده: 3.00 سال ها (Ref. 56049)
خارهاي باله پشتي (کل) : 7 - 9; شعاع نرم باله پشتي (کل) : 17 - 20; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 12 - 15. Caudal fin rounded.
A resident intertidal species with homing behavior (Ref. 32612) found in shallow rocky areas (Ref. 2850). Commonly found in tide pools, often in algae (Ref. 2850). Can leave tide pools when aquatic conditions become inhospitable (Ref. 31184). Breathes air when out of water (Ref. 31184).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
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: Version 2024-2)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 8.9 - 17.4, mean 10.8 °C (based on 349 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.00814 - 0.02341), b=3.24 (3.09 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.2 se; based on diet studies.
جهندگی (Ref.
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (tm=0.75; tmax=3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
