Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 0 - 325 m (Ref. 50610). Temperate; 65°N - 51°N, 140°E - 138°W (Ref. 57309)
North Pacific: Kotzebue Sound to the northern Sea of Japan, Sea of Okhotsk and Akun Island in the Aleutian chain (Ref. 6793); and adjacent Arctic, including Gulf of Alaska (Ref. 51659).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 21.6 cm SL mâle / non sexé; (Ref. )
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 8 - 11; Rayons mous dorsaux (Total) : 6 - 9; Épines anales: 0; Rayons mous anaux: 13 - 16. Suprapectoral plates absent. Pectoral fin with 5 rows of blackish-brown spots. Resembles O. iburia in having blackish-brown spots on the pectoral fin, but differs by having no sub pectoral plate, 42 or fewer lateral line plates, and 30 to 37 supralateral plates.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
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)
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): -1.1 - 5.4, mean 1.9 °C (based on 531 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.2 ±0.4 se; based on diet studies.
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 (16 of 100).
