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Northern Pacific and the Arctic: Alaska, Russia and Japan. Temperate to polar.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 22.0 cm CW male/unsexed; (Ref. 110584); 16 cm CW (female); max. published weight: 4.5 kg (Ref. 110584); max. published weight: 4.5 kg
Prefers disparate, deep habitats with cobble, gravel, and rock (Ref. 110607). Exhibits cannibalism (Ref. 101157).
Life cycle: The species undergoes four zoeal stages, molts into glaucothoe stage then to juvenile stage, and matures into adult stage. Mating behavior: Biennial reproduction, mating occurs in shallow waters (Ref. 110566). Precopulatory courtship ritual is common (through olfactory and tactile cues); usually indirect sperm transfer (Ref. 833).