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Perciformes/Notothenioidei (Icefishes) >
Bathydraconidae (Antarctic dragonfishes) > Bathydraconinae
Etymology: Prionodraco: Greek, prion, -onos = saw + Greek, drako = dragon (Ref. 45335).
Eponymy: Admiral Edward Ratcliffe Garth Russell Evans RN CB, 1st Baron Mountevans (1880– 1957), known as ‘Teddy’ Evans was a Royal Navy Officer and Antarctic explorer. [...] (Ref. 128868), visit book page.
More on author: Regan.
Meio ambiente: milieu / Zona climática / intervalo de profundidade / faixa de distribuição
Ecologia
marinhas demersal; intervalo de profundidade 70 - 550 m. Polar; 60°S - 78°S
Southern Ocean: South Orkney and South Shetland Islands, tip of Antarctic Peninsula north of 65°S and the Antarctic continental shelf.
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturidade: Lm 10.0  range ? - ? cm
Max length : 15.5 cm TL macho/indeterminado; (Ref. 124149); 15.3 cm TL (female); peso máx. publicado: 17.00 g (Ref. 124149); peso máx. publicado: 17.00 g
Adults spawn apparently during autumn and early winter. Hatching probably occurs in spring and size at hatching at about 12 mm TL. Main food items are polychaetes and benthic crustacean (Ref. 5192). Larval pelagic phase is short (Ref. 41551).
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: Version 2025-2 (Global))
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimativas baseadas em modelos
Índice de diversidade filogenética (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00263 (0.00170 - 0.00406), b=3.14 (3.01 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Nível Trófico (Ref. 69278) |
3.3 ±0.3 se; based on diet studies. |
Resiliência (Ref. 120179) |
médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Assuming Fec < 10,000). |
Vulnerabilidade da pesca (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |