Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; profondeur 25 - 925 m (Ref. 6793). Deep-water
North Pacific: Point Hope, Alaska in the Chukchi Sea to Peter the Great Bay in the Sea of Japan, Agattu Island in the Aleutian chain and Oregon, USA.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 51.0 cm TL mâle / non sexé; (Ref. 2850)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 94 - 105; Épines anales: 0; Rayons mous anaux: 83 - 90. Caudal fin narrowly rounded but not distinguishable from dorsal and anal fins. Pelvic fins minute.
Found on muddy or sandy bottoms (Ref. 2850). Feeds on small bivalves and shrimps (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): 0.2 - 6.3, mean 2.2 °C (based on 305 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00120 (0.00057 - 0.00252), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.3 se; based on diet studies.
Résilience (Ref.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
