Environment: milieu / climate zone / profondeur / distribution range
Écologie
marin bathydémersal; profondeur 20 - 460 m (Ref. 50610). Deep-water
North Pacific: Bering Sea to southeastern Alaska. Also reported from northern Japan, the Sea of Japan and the Okhotsk (Ref. 559).
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 25.0 cm TL mâle / non sexé; (Ref. 2850)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 6 - 9; Rayons mous dorsaux (Total) : 6 - 8; Épines anales: 0; Rayons mous anaux: 6 - 8; Vertèbres: 43 - 45. Snout pointed, with a pair of barbels on its ventral surface; free nasal margin smooth; branchial membranes fused with isthmus (Ref. 559).
Body shape (shape guide): elongated.
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Nakabo, T., 2002. Fishes of Japan with pictorial keys to the species, English edition I. Tokai University Press, Japan, pp v-866. (Ref. 41299)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Réf.
123201): 0.7 - 8.6, mean 3.9 °C (based on 427 cells).
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.6250 [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 (Réf.
69278): 3.3 ±0.5 se; based on diet studies.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).
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