Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 25 - 770 m (Ref. 6793). Temperate
North Pacific: eastern Sea of Okhotsk to Cape Navarin in the Bering Sea to Agattu Island in the Aleutian chain and Vancouver Island, British Columbia, Canada.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 24.0 cm TL mâle / non sexé; (Ref. 56391)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 8 - 9; Rayons mous dorsaux (Total) : 20 - 21; Épines anales: 0; Rayons mous anaux: 15 - 17. Caudal fin rounded; pectoral fins rounded, reaching anus, lower rays exserted (Ref. 6885). Color brownish on upper surface, paler below; four dark saddles across back; dark bands on dorsal, caudal, and pectoral fins, the other fins are plain (Ref. 6885).
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): 0.7 - 6.3, mean 3.4 °C (based on 317 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00406 - 0.01028), b=3.09 (2.95 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.6 ±0.4 se; based on diet studies.
Generation time: 8.5 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).
