Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 2 - 710 m (Ref. 50610). Temperate; - 41°N
North Pacific: western Bering Sea south of Cape Navarin to Commander Islands, and Pacific Ocean to Sea of Okhotsk off southwestern Kamchatka and northern Kuril Islands; eastern Bering Sea and Aleutian Islands from Attu Island to northern California at Point Reyes.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 30.5 cm TL macho/indeterminado; (Ref. 43939)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 8 - 10; Raios dorsais (total) : 7 - 9; Espinhos anais: 0; Raios anais : 6 - 9; Vértebras: 39 - 42. Dorsal fins well forward and moderately separated; pectorals expanded, bottom 4 rays emarginate; pelvic fins reduced, in males length about equal to snout, in females half as long (Ref. 6885). Light grayish brown on dorsal surface, light yellow to orange on ventral surface; orange spot under each eye; dark saddle-like markings across back and sides; bright yellow on cirri; dusky on fins, dark blotch on posterior tip of anal fin in older individuals (Ref. 6885).
Common on soft bottoms (Ref. 2850). Feeds on worms, crustaceans, and small fishes (Ref. 4925).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Mecklenburg, C.W., T.A. Mecklenburg and L.K. Thorsteinson, 2002. Fishes of Alaska. American Fisheries Society, Bethesda, Maryland. xxxvii +1037 p. (Ref. 43939)
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): 0.2 - 6.6, mean 3 °C (based on 475 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.4 ±0.1 se; based on diet studies.
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).
