Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 0 - 450 m (Ref. 58496). Temperate; 66°N - 34°N
North Pacific: Kamchatka, Russia and along the Commander and Aleutian Islands to St. Paul Island in the Bering Sea and to Monterey Bay, California, USA.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 51.0 cm TL mannelijk / geslacht onbekend; (Ref. 2850); max. gepubliceerd gewicht: 1.1 kg (Ref. 40637)
Dorsale stekels (totaal): 10 - 12; Dorsale zachte stralen (totaal): 18-20; Anale stekels 0; Anale zachte stralen: 13 - 16; Wervels: 35. Dorsal with moderate notches in the spinous part after the third spine, and between the spinous and rayed parts; caudal bluntly rounded; pelvic fins larger in males (Ref. 6885). Color variable, predominately red, sometimes brilliant red, with brown, white, and black mottling and spotting all over; there are four irregular dark saddles across back; the caudal fin with darker rays, sometimes with vertical light bars; some large males with darkly spotted pelvic fins (including base of pectorals) (Ref. 6885).
Usually near shore in rocky areas (Ref. 2850), from intertidal areas to 275 m depth (Ref. 6793). Adults feed on crabs, barnacles, and mussels (Ref. 6885). Good eating (Ref. 2850).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | 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
Visserij: commercieel; sportvis: ja; Aquarium: Publieke aquaria
Meer informatie
ReferentiesAquacultuurAquacultuurprofielKweeklijnenGeneticaElectrophoresesErfelijkheidZiektesVerwerkingNutrientsMassaconversie
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Estimates based on models
Preferred temperature (Ref.
123201): 0.9 - 7.7, mean 4.4 °C (based on 386 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00300 - 0.01523), b=3.17 (2.98 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.5 ±0.6 se; based on diet studies.
Weerstandsvermogen (Ref.
120179): Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
