分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Dalophis: Greek, dalos, ou = torch, burning piece of wood + Greek, ophis = serpent (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 半咸淡水 居于水底的; pH range: 7.5 - 8.2. 熱帶; 23°C - 28°C (Ref. 13614); 21°N - 18°S, 18°W - 14°E
Eastern Atlantic: Mauritania to Angola.
東大西洋: 茅利塔尼亞到安哥拉。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 57.4 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3508); common length : 47.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 4455)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 背的软条 (总数) : 0; 臀棘: 0; 臀鳍软条: 0. Caudal ends in a hardened point. Ogivale head, small eyes near buccal joint at end of snout. Buccal slit short, snout prominent covered with villi. Gill slits lateroventral, crescentiform. Thin dorsal and anal fins, in groove; dorsal origin behind gill slits (predorsal length 11.5-16.9% TL); anal origin immediately behind anus. Pores of lateral system and cephalic slightly rimmed. One median pore on the supraorbital joint; 57-64 pores on lateral line before the anus. Vertebrae: 149-162. Dark brown back and dorsal base, whitish belly.
尾部的末端形成硬的尖端。 有尖顶拱的头部, 在吻端的口接合的附近小眼。 口的裂缝短, 吻突出的被覆盖着的绒毛。 鳃缝后腹部的, 新月形的。 细的背鳍与臀鳍, 有凹槽; 在鳃缝 (前背的长度 11.5-16.9% TL) 后面的背鳍起点; 臀鳍起点在肛门正后方。 侧线系统的孔与头部的些微地镶边。 在眶上的接合上的一个中央的孔; 肛门前的在侧联机的 57-64个孔。 脊椎骨: 149-162. 深褐色的背面与背鳍基底, 微白色的腹面。
Mainly nocturnal. During the day, this fish lies buried in the sediment with the head out.
主要夜行。 在白天期间，这一个鱼躺卧埋藏在沉淀物之中露出头部。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
東大西洋: 茅利塔尼亞到安哥拉。
Leiby, M., 1990. Ophichthidae. p. 176-192. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1. (Ref. 4455)
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Estimates based on models
Preferred temperature (Ref.
123201): 21.4 - 28, mean 27.1 °C (based on 208 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00089 (0.00039 - 0.00204), b=3.00 (2.80 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (43 of 100).
