Common names from other countries
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Perciformes/Zoarcoidei (Eelpouts and pricklebacks) >
Zaproridae (Prowfish)
Etymology: silenus: Named after Silenus, a drunkard demigod who fell in a marsh on a revel and became covered with slime (Ref. 6885).
More on author: Jordan.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 0 - 675 m (Ref. 50550), usually 0 - 500 m (Ref. 28981). Boreal; 0°C - 4°C (Ref. 56462); 66°N - 34°N
North Pacific: Hokkaido, Japan and western Kamchatka, Russia to Navarin Canyon in the Bering Sea, Attu Island in the Aleutian chain and San Miguel Island, California, USA.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm 57.0  range ? - ? cm
Max length : 88.0 cm TL macho/indeterminado; (Ref. 2850); common length : 42.9 cm TL macho/indeterminado; (Ref. 56462); peso máx. publicado: 7.0 kg (Ref. 56462); idade máx. registrada: 9 anos (Ref. 56462)
Espinhos dorsais (total): 54 - 57; Raios dorsais (total): 0; Espinhos anais 0; Raios anais : 29 - 30. Caudal rounded.
Adults occur near bottom (Ref. 2850). Young to 7.2 cm are pelagic or bathypelagic, usually associated with jellyfish (Ref. 6885). Juveniles take shelter under the medusae and are often mistaken for medusafish Icichthys lockingtoni (Ref. 50276).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
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)
CITES (Ref. 128078)
Not Evaluated
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: pesca de subsistência
Mais informação
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Estimates based on models
Preferred temperature (Ref.
115969): 1.4 - 8.9, mean 4.7 (based on 1470 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 1.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01738 (0.00680 - 0.04443), b=2.97 (2.75 - 3.19), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.7 ±0.1 se; based on diet studies.
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (tm= 5.1; K= 0.18).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (54 of 100).