Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina bottenlevande; djupintervall 0 - 380 m (Ref. 50550). Temperate
North Pacific: Sea of Japan to Point Hope, Alaska in the Chukchi Sea to Amchitka Island in the Aleutian chain and southeastern Alaska.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm TL hane/ej könsbestämd; (Ref. 56527); publicerad maxvikt: 760.00 g (Ref. 56527)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 7 - 8; Mjukstrålar i ryggfenan (totalt) : 12 - 15; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 10 - 13. Dorsal surface of head rough with 2 pairs of developed bony ridges; uppermost preopercular spine long and straight with some ascending processes dorsally in adults (Ref. 559). Lateral line scales large and with a rough posterior margin (Ref. 559).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 0.1 - 6.6, mean 2.3 °C (based on 657 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00281 - 0.01234), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.8 ±0.2 se; based on diet studies.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (22 of 100).
Nutrients (Ref.
124155): Calcium = 53.8 [22.1, 115.6] mg/100g; Iron = 0.332 [0.152, 0.712] mg/100g; Protein = 17.4 [15.2, 19.6] %; Omega3 = 0.648 [0.285, 1.816] g/100g; Selenium = 17.9 [8.2, 40.8] μg/100g; VitaminA = 21.7 [6.1, 70.4] μg/100g; Zinc = 0.633 [0.416, 1.051] mg/100g (wet weight);