Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina djupbottenlevande; djupintervall 0 - 680 m (Ref. 50610). Deep-water; 62°N - 36°N, 127°E - 121°W
North Pacific: Japan and Bering Sea to Monterey Bay in California, USA.
Size / Vikt / Age
Maturity: Lm ?  range ? - 12.3 cm
Max length : 183 cm TL hane/ej könsbestämd; (Ref. 2850); publicerad maxvikt: 91.0 kg (Ref. 2850)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 11 - 12; Mjukstrålar i ryggfenan (totalt) : 13 - 16; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 10 - 12. Body stout. Head round on dorsal profile. Dorsal fin separated by a space less than eye diameter. anal fin without a distinct spine. Young fish with striking white blotches on body. Color changes to dark gray.
Adults inhabit deep rocky bottoms offshore (Ref. 6885). Juveniles associated with drifting seaweed (Ref. 12114, 12115).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Hart, J.L., 1973. Pacific fishes of Canada. Bull. Fish. Res. Board Can. 180:740 p. (Ref. 6885)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell; sportfisk: ja; Akvarium: Offentliga akvarier
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 0.8 - 7, mean 4.1 °C (based on 300 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.2500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.01094 - 0.03320), b=2.99 (2.83 - 3.15), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.5 ±0.37 se; based on food items.
Generation time: 14.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliens (Ref.
120179): Mycket låg, lägsta populationsfördubblingstid mer än 14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (85 of 100).
Nutrients (Ref.
124155): Calcium = 11.3 [6.5, 26.1] mg/100g; Iron = 0.376 [0.187, 0.758] mg/100g; Protein = 17.3 [15.9, 18.6] %; Omega3 = 0.466 [0.207, 1.313] g/100g; Selenium = 25.7 [11.3, 64.9] μg/100g; VitaminA = 9.71 [2.11, 43.35] μg/100g; Zinc = 0.244 [0.166, 0.375] mg/100g (wet weight);