Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 73 - 225 m (Ref. 51661), usually 73 - 223 m (Ref. 2850). Temperate
Eastern Pacific: eastern Aleutian Islands to Puget Sound, Washington. Records from the Bering Sea, western Aleutian Islands, and Sakhalin Island are questionable.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 30.5 cm TL جنس نر / بدون خواص جنسي; (Ref. 4925)
خارهاي باله پشتي (کل) : 0; شعاع نرم باله پشتي (کل) : 37 - 40; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 30 - 34. Caudal narrow and rounded. Pectorals with a rounded upper part and the lowest rays lengthened to form a notch.
Inhabits subtidal to 225 meters (Ref. 51661). Feeds on crustaceans (Ref. 4925).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | 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)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 2.9 - 8.1, mean 5.3 °C (based on 248 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00525 (0.00237 - 0.01161), b=3.15 (2.96 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.50 se; based on food items.
جهندگی (Ref.
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).