Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 0 - 3290 m (Ref. 50610). Deep-water; 55°N - 48°N
Eastern Pacific: British Columbia in Canada to central Baja California in Mexico.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL mâle / non sexé; (Ref. 2850)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 8 - 13; Épines anales: 0; Rayons mous anaux: 26 - 33; Vertèbres: 82 - 91. Pectorals moderately long and narrow (Ref. 6885). Greenish brown above, silvery on sides and belly showing delicate iridescence (Ref. 6885). Branchiostegal rays: 8 (Ref. 35950).
Occur from near surface to bathypelagic depths. Feed mainly on small fishes but also takes small crustaceans and cephalopods (Ref. 6885). Predators include albacore, salmon, swordfish and lancetfish (Ref. 4525). Oviparous, with planktonic larvae (Ref. 35950).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | 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: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries:
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 2.6 - 4.7, mean 3.3 °C (based on 21 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00224 (0.00091 - 0.00552), b=3.08 (2.86 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 4.1 ±0.55 se; based on food items.
Generation time: 1.6 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).