Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 15 - 467 m (Ref. 27437), usually 50 - 274 m (Ref. 27437). Subtropical; 8°C - 9°C (Ref. 131066); 62°N - 27°N, 149°W - 113°W
Eastern Pacific: Prince William Sound, Alaska and Queen Charlotte Island, British Columbia, Canada to central Baja California, Mexico.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 37.0, range 37 - 46 cm
Max length : 91.0 cm TL mannelijk / geslacht onbekend; (Ref. 27436); max. gepubliceerd gewicht: 6.8 kg (Ref. 2850); max. gerapporteerde leeftijd: 60 Jaren (Ref. 56049)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 13; Dorsale zachte stralen (totaal) : 13 - 15; Anale stekels: 3; Anale zachte stralen: 7. Head spines moderate to weak - nasal, preocular, supraocular, postocular, tympanic and parietal spines present, nuchals usually absent, coronals absent (Ref. 27437). Lower jaw rough and scaly; caudal peduncle deep (Ref. 27437). Caudal fin slightly indented (Ref. 6885). Dark red in color, sides mottled with gray; mouth and fins red, fins usually edged with black; 3 obscure stripes radiating from each eye (Ref. 27437).
Adults inhabit shallow to deep rocky reefs, less common on deep ones (Ref. 2850). Young inhabit shallow water (Ref. 2850). Viviparous (Ref. 34817). Sold as fillets together with other rockfish (Ref. 27436). Maximum depth and minimum common depth from Ref. 128668.
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: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang; sportvis: ja; Aquarium: Publieke aquaria
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 6.4 - 9.9, mean 6.9 °C (based on 16 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00495 - 0.02022), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.9 ±0.5 se; based on size and trophs of closest relatives
Generation time: 7.9 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Weerstandsvermogen (Ref.
120179): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (tm=6; tmax =60).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).
Nutrients (Ref.
124155): Calcium = 11.3 [4.2, 35.4] mg/100g; Iron = 0.336 [0.131, 0.813] mg/100g; Protein = 19.3 [18.2, 20.6] %; Omega3 = 0.393 [0.155, 1.005] g/100g; Selenium = 58 [20, 180] μg/100g; VitaminA = 55.3 [19.4, 153.8] μg/100g; Zinc = 0.425 [0.215, 0.826] mg/100g (wet weight);
