Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 0 - 550 m. Polar; 61°S - 78°S
Southern Ocean: Antarctic Peninsula, South Shetland Islands and the Antarctic continental shelf. Probably circum-Antarctic, but no records yet from West Antarctica.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 38.5 cm TL macho/indeterminado; (Ref. 124149); 31.4 cm TL (female); peso máx. publicado: 86.20 g (Ref. 124149); peso máx. publicado: 86.20 g
Adults spawn during September in Adélie Land. Hatching probably occurs in spring (mid-November) and pelagic development probably ends in autumn (February and March). Food items: fishes, amphipods, fish eggs and polychaetes (Ref. 5192). Larval pelagic phase is short (Ref. 41551).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Gon, O., 1990. Bathydraconidae. p. 364-380. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5192)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 0.4, mean -1.2 °C (based on 344 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00141 (0.00083 - 0.00242), b=3.46 (3.31 - 3.61), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 4.2 ±0.73 se; based on food items.
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Assuming Fec < 10,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).
