分類 / 名前
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Perciformes/Notothenioidei (Icefishes) >
Nototheniidae (Cod icefishes) > Trematominae
Etymology: Trematomus: Greek, trematos = hole + Greek, tomo = section, cut (Ref. 45335); lepidorhinus: lepidorhinus from Greek, lepido means scale; rhinus means snout (Ref. 11892).
Taxonomic Remarks
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).
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
海 深海魚; 深さの範囲 200 - 800 m. Deep-water; 60°S - 78°S, 180°W - 180°E
Southern Ocean: inner slope and continental shelf of Antarctica, except the Antarctic Peninsula. Two specimens are reported from South Orkney islands.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 31.0 cm TL オス/雌雄の選別がない; (Ref. 5179); 最大公表体重: 276.30 g (Ref. 124149)
背面の脊椎 (合計) : 6 - 7; 背鰭 (合計) : 31 - 33; 臀鰭: 34 - 36. Brownish with irregular indistinct darker crossbars, spinous dorsal blackish. Mouth and branchial cavities blackish (Ref. 11892).
Body shape (shape guide): fusiform / normal.
Adults feed on amphipods (mostly Themisto gaudichaudii), copepods, polychaetes, and mysids.
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
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)
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
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