Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 0 - 80 m (Ref. 58017). Temperate
North Pacific: Japan to the Gulf of Alaska.
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) : 2; Dorsale zachte stralen (totaal) : 41 - 45; Anale stekels: 1 - 2; Anale zachte stralen: 29 - 34. Pelvic fin thoracic, consisting of 1 spine and 5 soft rays, not covered with scales. Length of scaled portion of caudal fin less than 1/2 its whole length. Maxillary extending to below about middle of eye. Attains about 20 cm SL.
Inhabits tide pools and shallow inshore areas (Ref. 2850).
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
Tools
Speciale rapporten
Download XML
Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 1.9 - 7.9, mean 3.6 °C (based on 316 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5703 [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).
Trofisch niveau (Ref.
69278): 3.6 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (11 of 100).
