Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas; intervalo de profundidade 50 - 400 m (Ref. 5179). Polar; 61°S - 67°S
Southern Ocean: off the west coast of the Antarctic Peninsula and islands of the Palmer Archipelago.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 17.0 cm TL macho/indeterminado; (Ref. )
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 4 - 6; Raios dorsais moles (total) : 34 - 36; Raios anais moles: 33 - 35; Vértebras: 50 - 53. Light and dark areas of purple and silver. Silvery below (Ref. 11892).
Probably an autumn or winter spawner (Ref. 11892).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.2 - -0.3, mean -0.9 °C (based on 9 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00280 - 0.01029), b=3.24 (3.07 - 3.41), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.2 ±0.4 se; based on diet studies.
Resiliência (Ref.
120179): Médio, tempo mínimo de duplicação da população 1,4 - 4,4 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
