Malacostraca | Decapoda
Environment: milieu / climate zone / depth range / distribution range
Benthic; depth range 25 - 489 m (Ref. 101157). Temperate, preferred 4°C (Ref. 107945); 66°N - 36°N, 131°E - 132°W
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 and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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).
Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum. 2005. (Ref. 19)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Threat to humans
FAO - Fisheries: landings | FishSource | Sea Around Us
Estimates of some properties based on models
): 1 - 12.2, mean 3.5 (based on 64 cells).