Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 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 / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 52.0 cm TL maschio/sesso non determinato; (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
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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 2024-2)
Threat to humans
Harmless
Human uses
Pesca: di nessun interesse
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.4 - 5.9, mean -0.3 °C (based on 868 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.00505 - 0.02860), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.7 ±0.3 se; based on diet studies.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Fec=4,000-12,000).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
