Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas batidemersal; intervalo de profundidade 124 - 769 m (Ref. 27437). Deep-water; 49°N - 27°N, 126°W - 114°W
Eastern Pacific: Washington, USA to central Baja California, Mexico.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm 35.0, range 30 - 36 cm
Max length : 70.0 cm TL macho/indeterminado; (Ref. 40637); peso máx. publicado: 3.5 kg (Ref. 40637); idade máx. registrada: 90 anos (Ref. 52679)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 13; Raios dorsais (total) : 12 - 15; Espinhos anais: 3; Raios anais : 6 - 8; Vértebras: 26. Head spines strong - nasal, preocular, supraocular, postocular, tympanic, parietal and nuchal spines present, coronals absent (Ref. 27437). Body dark red, skin above upper jaw, inside of mouth and rear edge of gill cover black (Ref. 27437). Branchiostegal rays: 7 (Ref. 36715).
Found on soft bottom in deep water, but young in shallower areas (Ref. 2850). Juveniles are pelagic (Ref. 36715). Viviparous, with planktonic larvae (Ref. 36715).
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 na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 6.7 - 9.9, mean 7.8 °C (based on 14 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00499 - 0.02004), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.8 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Muito baixo(a), tempo mínimo de duplicação da população maior que 14 anos (tmax=90; tm=20; K=0.04-0.06).
Prior r = 0.20, 95% CL = 0.13 - 0.30, Based on 1 full stock assessment.
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (71 of 100).
