Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 0 - 250 m (Ref. 50550). Temperate; 66°N - 48°N
North Pacific: northern Sea of Japan to the Bering Sea and to northern British Columbia, Canada; more common in the northwestern Pacific.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 25.0 cm SL mannelijk / geslacht onbekend; (Ref. 559)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 8 - 9; Dorsale zachte stralen (totaal) : 21 - 22; Anale stekels: 0; Anale zachte stralen: 18 - 20. Caudal fin rounded. Pelvic fins small.
Found near shore (Ref. 2850); often well above the bottom (Ref. 48798).
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
Sportvis: ja
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 1.2 - 6.9, mean 3.6 °C (based on 326 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.7539 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00441 - 0.02728), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.1 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).
