Actinoptérygiens (poissons à nageoires rayonnées) >
Scorpaeniformes (Scorpionfishes and flatheads) >
Sebastidae (Rockfishes, rockcods and thornyheads) > Sebastinae
Etymology: Sebastes: Greek, sebastes = august, venerable (Ref. 45335); entomelas: Species name from the Greek ento and melas, meaning 'within' and 'black' (Ref. 27436).
Environnement / Climat / Gamme
Écologie
; marin; profondeur 0 - 549 m (Ref. 27437). Temperate, preferred 8°C (Ref. 107945); 60°N - 32°N
Northeast Pacific: middle Albatross Bank in the Gulf of Alaska to Todos Santos Bay, Baja California, Mexico.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 36.0, range 29 - ? cm
Max length : 60.0 cm TL mâle / non sexé; (Ref. 9015); âge max. reporté: 60 années (Ref. 39247)
Épines dorsales (Total): 13; Rayons mous dorsaux (Total): 14-16; Épines anales 3; Rayons mous anaux: 8 - 10. Head spines weak - nasal, preocular spines present, parietals usually present, supraocular, postocular and tympanic spines usually absent, coronal and nuchal spines absent (Ref. 27437). Interorbital space convex, sloped; no symphyseal knob; caudal peduncle narrow; anal fin with a strong posterior slant (Ref. 27437). Caudal fin indented (Ref. 6885). Gold brown to dusky, light ventrally; membranes of fins dark, lighter on spinous dorsal (Ref. 27437).
A generally active and free-swimming rockfish found in midwater above a rocky reef or steep shoreline; occasionally huddling motionless among caves and crevices (Ref. 27436). Young are found in shallow water (Ref. 2850). Form schools (Ref. 2850). Feed mostly on small pelagic crustaceans and fishes (Ref. 2850). Viviparous (Ref. 34817). Marketed fresh and frozen; eaten pan-fried, boiled, microwaved and baked (Ref. 9988).
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. 115185)
CITES (Ref. 94142)
Not Evaluated
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui; Aquarium: Commercial
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00529 - 0.01978), b=3.07 (2.91 - 3.23), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.3 se; Based on diet studies.
Résilience (Ref.
69278): Très faible, temps minimum de doublement de population supérieur à 14 ans (tm=6; tmax=60; also Musick et al. 2000 (Ref.
36717)).
Prior r = 0.23, 2 SD range = 0.07 - 0.75, log(r) = -1.47, SD log(r) = 0.58, Based on: 6 tgen, 1 tmax, 4 Fec records
Vulnérabilité (Ref.
59153): High vulnerability (65 of 100) .