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: Narcetes: Greek, narke = numbness (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 深度上下限 892 - 1000 m (Ref. 58018). 亞熱帶的
Western Pacific: Japan and the Philippines.
西北太平洋: 已知只來自琉球溝槽了。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 34.0 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) : 18 - 20; 臀棘: 0; 臀鰭軟條: 15 - 17. Teeth in 2 or 3 irregular series or in bands on premaxillary and dentary. Origin of anal fin more posterior than anterior 1/3 of body fin base (usually below the 12 to 15th dorsal rays). Body rather high and compressed. Branchiostegal rays 8. Attains 34 cm SL.
在 2 或 3 中的齒不規則的系列或在條紋中上頜骨前的之上與齒骨。 臀鰭起點較向後的超過身體鰭的基底的前 1/3.(通常在這 12 到第 15個背鰭鰭條之下) 身體相當高而扁長形的。 鰓條骨 8. 達到 34 公分 SL 。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
西北太平洋: 已知只來自琉球溝槽了。
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)
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Estimates based on models
Preferred temperature (Ref.
123201): 3.4 - 6.2, mean 5 °C (based on 52 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [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): 3.5 ±0.5 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): Low to moderate vulnerability (31 of 100).
