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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.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 底生の; 深さの範囲 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.
初回成熟時の長さ / サイズ / 重さ / 年齢
成熟: Lm 10.0  range ? - ? cm
Max length : 15.5 cm TL オス/雌雄の選別がない; (Ref. 124149); 15.3 cm TL (female); 最大公表体重: 17.00 g (Ref. 124149); 最大公表体重: 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).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
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)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
人間の用途
水産業: 興味がない
用具
特記事項
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インターネットの情報源
モデルに基づく推定値
好ましい温度 (参照
123201): -1.8 - 0.9, mean -1 °C (based on 273 cells).
系統多様性指数 (参照
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).
栄養段階 (参照
69278): 3.3 ±0.3 se; based on diet studies.
回復力 (参照
120179): 手段, 1.4年~4.4年の倍増期間の最小個体群 (Assuming Fec < 10,000).
漁業の脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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