Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; profondeur 0 - 900 m (Ref. 50610). Subtropical; 60°N -
North Pacific: Japan and Gulf of Alaska to central Baja California, Mexico.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 46.0 cm TL mâle / non sexé; (Ref. 6885)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 3; Rayons mous dorsaux (Total) : 34 - 39; Épines anales: 3; Rayons mous anaux: 20 - 25. Caudal rounded with small notch, narrow; pectorals small, rounded (Ref. 6885). Bluish gray to brown, darker on scale pockets, fins dusky to black (Ref. 6885).
Found near surface and to at least 91 m depth (Ref. 2850). Young are abundant offshore, often among jellyfish (Ref. 2850).
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): 0.9 - 12, mean 6.6 °C (based on 126 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.00555 - 0.03435), b=3.06 (2.85 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.33 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): Moderate vulnerability (36 of 100).