>
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.
Environment: milieu / climate zone / kisaran kedalaman / distribution range
Ekologi
laut dasar (demersal); kisaran kedalaman 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.
Length at first maturity / Size / Weight / umur
Kematangan: Lm 10.0 range ? - ? cm
Max length : 15.5 cm TL jantan/; (Ref. 124149); 15.3 cm TL (female); Berat maksimum terpublikasi: 17.00 g (Ref. 124149); Berat maksimum terpublikasi: 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 IUCN Red List (Ref. 130435: Version 2025-1)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: tidak ada kepentingan
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Preferred temperature (Acuan
123201): -1.8 - 0.9, mean -1 °C (based on 273 cells).
Phylogenetic diversity index (Acuan
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00263 (0.00171 - 0.00403), b=3.14 (3.01 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Acuan
69278): 3.3 ±0.3 se; based on diet studies.
Daya lenting (Acuan
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Assuming Fec < 10,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
🛈
