Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin récifal; profondeur 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.
Longueur à la première maturité / Taille / Poids / Âge
Maturité: Lm 37.0, range 37 - 46 cm
Max length : 91.0 cm TL mâle / non sexé; (Ref. 27436); poids max. publié: 6.8 kg (Ref. 2850); âge max. reporté: 60 années (Ref. 56049)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 13; Rayons mous dorsaux (Total) : 13 - 15; Épines anales: 3; Rayons mous anaux: 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).
Body shape (shape guide): fusiform / normal.
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; pêche sportive: oui; Aquarium: Aquariums publics
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
Niveau trophique (Réf. 69278) |
3.4 ±0.37 se; based on food items. |
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Generation time |
7.9 ( na - na) years. Estimated as median ln(3)/K based on 2 growth studies. |
Résilience (Réf. 120179) |
Faible, temps minimum de doublement de population : 4,5 à 14 années (tm=6; tmax =60). |
Vulnérabilité de la pêche (Ref. 59153) |
Moderate to high vulnerability (51 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Medium.
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Nutriments (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); |