分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Alepocephaliformes (Slickheads and tubeshoulders.)
胡瓜魚目 (Slickheads and tubeshoulders.) >
Alepocephalidae (Slickheads)
黑頭魚科 (Slickheads)
Etymology: Alepocephalus: Greek, alepos, alepidotos = without scales + Greek, kephale = head (Ref. 45335).
More on author: Tanaka.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的; 深度上下限 600 - 1000 m (Ref. 41299). 深水域
Northwest Pacific: Pacific coast of Japan and the Okinawa Trough (East China Sea).
西北太平洋: 日本的太平洋海岸與琉球溝槽 (東中國海).
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 559)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 17 - 21; 臀棘: 0; 臀鰭軟條: 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.
在側線的有細孔的鱗片少於 60. 吻廣泛的在背面中,前面地圓的。 形成一個在眼上面的突出脊的眼窩邊緣的前部分。 眼窩圓形的。 範圍 40 公分 SL。
Found on the continental slope (Ref. 75154).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
西北太平洋: 日本的太平洋海岸與琉球溝槽 (東中國海).
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 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 04 February 2009
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Estimates based on models
Preferred temperature (Ref.
123201): 1.6 - 3.1, mean 2.2 °C (based on 89 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00347 (0.00164 - 0.00733), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.6 ±0.2 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (39 of 100).
![Image of Alepocephalus owstoni (Owston\](/images/thumbnails/gif/tn_ALEPOCT0.gif "Image of Alepocephalus owstoni (Owston\")