Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 10 - 300 m (Ref. 50550), usually 30 - 100 m (Ref. 10571). Polar; 85°N - 41°N, 180°W - 180°E
North Pacific: Bering Sea to Japan and southeastern Alaska. Northwest Atlantic: Arctic to western Greenland and Labrador, Canada. Northeast Atlantic: Norway, Russia and Spitsbergen (Ref. 10571).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL mâle / non sexé; (Ref. 56557); common length : 12.0 cm TL mâle / non sexé; (Ref. 10571)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 0. Caudal fin rounded (Ref. 10571). Body light yellowish, usually with faint darker patches (Ref. 10571).
Found on muddy bottoms, generally preferring water below 0°C and salinities above 30 ppt. (Ref. 10571). Benthic (Ref. 58426). Feeds on small benthic invertebrates (Ref. 10571).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.6 - 4.1, mean -0.6 °C (based on 2071 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00161 - 0.00648), b=2.95 (2.77 - 3.13), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.2 ±0.36 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
