分类 / Names
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Teleostei >
Aulopiformes (Grinners) >
Omosudidae (Hammerjaws)
Etymology: Omosudis: Greek, omo = shoulder + Latin, sudis = esox, fish of the Rhine, cited by Plinius 9.15; it also means "stake" (Ref. 45335).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 深海区的; 深度上下限 0 - 4000 m (Ref. 38732), usually 100 - 1000 m (Ref. 7344). ; 40°N - 40°S
Worldwide in tropical and temperate waters. South China Sea and East China Sea (Ref.74511)
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 23.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 4475); common length : 20.0 cm NG 雄鱼/尚未辨别雌雄; (Ref. 5755)
背棘 (总数) : 0; 背的软条 (总数) : 9 - 12; 臀棘: 0; 臀鳍软条: 14 - 16. Brownish above, sides silvery, iridescent, with black peritoneum showing through (Ref. 7344).
Meso- and bathypelagic at 700-1830 m (Ref. 58302). Probably swift swimmers, which can avoid nets, captured singly or in small groups (Ref. 6692). Carnivorous, feed on squids and pelagic fishes (Ref. 6692). Oviparous and are synchronous hermaphrodites (Ref. 84733).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Are synchronous hermaphrodites, gonads consist of clearly defined and well separated ovarian and testicular regions with no indication of sequential maturation of the sex products (Ref. 84733). Also Ref. 103751.
Post, A., 1984. Omosudidae. p. 496-497. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. 1. (Ref. 6692)
人类利用
渔业: 没有兴趣
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Estimates based on models
Preferred temperature (Ref.
123201): 4.8 - 21.3, mean 10.5 °C (based on 2379 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 4.3 ±0.64 se; based on food items.
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Assuming tm=2-4).
Fishing Vulnerability (Ref.
59153): Low vulnerability (18 of 100).