Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 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 / Weight / Age
Maturity: Lm ?  range ? - 12.3 cm
Max length : 183 cm TL male/unsexed; (Ref. 2850); max. published weight: 91.0 kg (Ref. 2850); max. reported age: 12 years (Ref. 72458)
Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 13 - 16; Anal spines: 3; Anal soft rays: 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.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Adults inhabit deep rocky bottoms offshore (Ref. 6885). Juveniles associated with drifting seaweed (Ref. 12114, 12115).
Hart, J.L., 1973. Pacific fishes of Canada. Bull. Fish. Res. Board Can. 180:740 p. (Ref. 6885)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: commercial; gamefish: yes; aquarium: public aquariums
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