Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 0 - 647 m (Ref. 50610), usually 100 - 200 m (Ref. 5951). Polar; 84°N - 43°N, 180°W - 180°E (Ref. 117245)
Arctic, Northwest to Northeast Atlantic, Northeast Pacific: Greenland, Canada, and southeastern Alaska (Ref. 2850).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 52.0 cm TL male/unsexed; (Ref. 2850)
Occurs among seaweeds or rocks (Ref. 7251). Often found in empty scallop shells (Ref. 7251). Benthic species. Feeds on crustaceans (Ref. 58426), such as amphipods and crabs (Ref. 5951).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
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