>
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.
Ambiente: milieu / zona climática / intervalo de profundidade / gama 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 na primeira maturidade / 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)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-2 (Global))
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimativas baseadas em modelos
Temperatura preferida (Ref.
123201): -1.8 - 0.9, mean -1 °C (based on 273 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00171 - 0.00404), 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, tempo mínimo de duplicação da população 1,4 - 4,4 anos (Assuming Fec < 10,000).
Vulnerabilidade da pesca (Ref.
59153): Low vulnerability (10 of 100).
🛈
