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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); tokarevi: Named after Dr. A.K. Tokarev, ichthyologist of the First Soviet Antarctic Expedition (Ref. 11892).
More on author: Andriashev.
Issue
The genus Pseudotrematomus is a synonym of Trematomus, which is confirmed by a molecular study to be published (J.-C. Hureau, pers. comm. 08 Jun. 2010).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas batidemersal; intervalo de profundidade 200 - 700 m (Ref. 122792). Deep-water; 60°S - 70°S
Southern Ocean: Oates Land and Shackleton Ice Shelf in East Antarctic, and near the South Orkney and South Shetland Islands.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 22.4 cm TL macho/indeterminado; (Ref. 5179)
Espinhos dorsais (total): 4 - 6; Raios dorsais (total): 35-37; Raios anais : 32 - 33; Vértebras: 51 - 53. Slender, deep bodied form. Light cinnamon brown with greenish hue above, light below. Body with spots and strands of grayish-brown.
A deep-water species, generally inhabiting deep waters and less frequently in shallow waters. Collected from flat bottom without big shelters, like rocky niches and seaweeds (Ref. 122792).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | 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)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: sem interesse
Mais informação
Nomes comunsSinônimosMetabolismoPredadoresEcotoxicologiaReproduçãoMaturidadeDesovaAgregação de desovaFecundidadeOvosDesenvolvimento dos ovos
ReferênciasAquaculturaPerfil para aquaculturaEstirpesGenéticaElectrophoresesHereditariedadeDoençasProcessamentoNutrientsConversão de massa
ColaboradoresFotosStamps, Coins Misc.SonsCiguateraVelocidadeTipo de nataçãoÁrea branquialOtólitosCérebrosVisão
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.4 - 0.8, mean -0.4 °C (based on 100 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5005 [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 ±0.41 se; based on food items.
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 (12 of 100).