Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathypelagisch; diepte 0 - 3290 m (Ref. 50610). Deep-water; 55°N - 48°N
Eastern Pacific: British Columbia in Canada to central Baja California in Mexico.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 21.0 cm TL mannelijk / geslacht onbekend; (Ref. 2850)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 8 - 13; Anale stekels: 0; Anale zachte stralen: 26 - 33; Wervels: 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).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Preferred temperature (Ref.
123201): 2.6 - 4.7, mean 3.3 °C (based on 21 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00219 (0.00088 - 0.00547), b=3.08 (2.86 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (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.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).