Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 0 - 740 m (Ref. 50610). Temperate
North Pacific: eastern Kamchatka to Pervenets Canyon in the Bering Sea and from Stalemate Bank to Graham Island (Queen Charlotte Islands), British Columbia, Canada.
Length at first maturity / Size / Weight / سن
Maturity: Lm 27.7 range ? - ? cm
Max length : 41.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 27437); بيشينه سن گزارش شده: 57 سال ها (Ref. 39247)
توصيف مختصر
ريخت شناسي | ريخت ستجي بوسيله انداره گيري
خارهاي باله پشتي (کل): 14; خارهاي باله مخرجي 3. Head spines very weak - nasal spines present, preocular, postocular and parietal spines usually present, supraocular, tympanic, coronal and nuchal spines absent (Ref. 27437). The only rockfish in the eastern Gulf of Alaska with 14 dorsal fin spines; second anal fin spine as long as the 3rd (Ref. 27437). Top of head convex between eyes (Ref. 27437). Dark red with gray mottling and orange flecks; lower edge of pectoral fin white (Ref. 27437).
Found on soft bottoms (Ref. 2850). Viviparous (Ref. 34817).
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)
خطر برای انسان ها
Harmless
استفاده انسانی
اطلاعات بيشتر
همكارانعکس هاStamps, Coins Misc.صداهاسيگواتراسرعتنوع شناگریمنطقه آبششيOtolithsمغزهابینایی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 0.9 - 5.9, mean 3.9 °C (based on 236 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00499 - 0.02004), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.4 se; based on diet studies.
جهندگی (Ref.
120179): خیلی آهسته, كمينه زمان لازم براي دو برابر شدن جمعيت بيش از 14 سال (K=0.18; tmax=57).
Prior r = 0.06, 95% CL = 0.04 - 0.10, Based on 2 stock assessments.
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).
