Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; غير مهاجر; تغييرات عمق 0 - 452 m (Ref. 50550), usually 100 - 150 m (Ref. 56580). Temperate; 1°C - 9°C (Ref. 56580); 62°N - 46°N, 171°E - 121°W (Ref. 57307)
North Pacific: Sea of Okhotsk, Sea of Japan (Ref. 559), Kuril Islands (Ref. 56580) and the Bering Sea to Puget Sound, Washington, USA.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 12.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 56580); common length : 10.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 56580); بيشينه وزن گزارش شده: 24.00 g (Ref. 56580); بيشينه سن گزارش شده: 7 سال ها (Ref. 56580)
خارهاي باله پشتي (کل) : 8 - 11; شعاع نرم باله پشتي (کل) : 5 - 7; خارهاي باله مخرجي: 0; شعاع نرم باله مخرجي: 8 - 11; مهره ها: 35 - 37. Lower lobe of pectoral fin with 7 to 8 free rays. A barbel is present on the tip of the snout. Dorsum highly elevated at nape. Branchial membrane free from isthmus. Supralateral and infralateral plates attached to each other on lateral line. Dorsal fins close to each other. Lateral line plates less than 15.
Rocky sand, gravel, or pebble bottoms. Frequently covered by featherlike polyps (small hydroid animals) (Ref. 2850).
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 2024-1)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات:
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 3.5 - 7.2, mean 5.4 °C (based on 78 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00189 - 0.01213), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.1 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
