分類 / Names
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Alepocephaliformes (Slickheads and tubeshoulders.) >
Alepocephalidae (Slickheads)
Etymology: Alepocephalus: Greek, alepos, alepidotos = without scales + Greek, kephale = head (Ref. 45335).
Eponymy: Alan Owston (1853–1915) was an English businessman who was a collector of Asian wildlife, as well as a yachtsman. [...] (Ref. 128868), visit book page.
More on author: Tanaka.
Environment: milieu / climate zone / 深さの範囲 / distribution range
生態学
海 深海魚; 深さの範囲 600 - 1000 m (Ref. 41299). Deep-water
Northwest Pacific: Pacific coast of Japan and the Okinawa Trough (East China Sea).
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 40.0 cm SL オス/雌雄の選別がない; (Ref. 559)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 0; 背鰭 (合計) : 17 - 21; 肛門の骨: 0; 臀鰭: 18 - 22. Pored scales in lateral line less than 60. Snout wide in dorsal view, rounded anteriorly. Frontal portion of orbital rim forming a prominent ridge above the eye. Orbit circular. Reaches 40 cm SL.
Body shape (shape guide): elongated; Cross section: oval.
Found on the continental slope (Ref. 75154).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-1)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (参照
123201): 1.6 - 3.1, mean 2.2 °C (based on 89 cells).
Phylogenetic diversity index (参照
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00163 - 0.00737), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (参照
69278): 3.6 ±0.2 se; based on size and trophs of closest relatives
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 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (39 of 100).
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![Image of Alepocephalus owstoni (Owston\](/images/thumbnails/gif/tn_ALEPOCT0.gif "Image of Alepocephalus owstoni (Owston\")