分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的; 河川洄游 (Ref. 51243). 熱帶
Africa: Nile and Chad basins. Known from the great Sahelo-Soudanian basins in Senegal, Gambia and Volta; also in the Mono, the Gêba, the Bandama, the Comoe River, and the Ebrie and Aguien lagoons (Ref. 2915).
非洲: 尼羅河與查德流域。 已知來自大的塞內加爾的 Sahelo- Soudanian 流域，甘比亞與佛塔河了; 也在單一， Geba ， Bandama ， Comoe 河 , 與 Ebrie 與 Aguien 潟湖中.(參考文獻 2915)
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 19.0 range ? - ? cm
Max length : 50.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 31256); 最大体重: 1.1 kg (Ref. 2915)
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) : 63 - 82; 臀棘: 0; 臀鳍软条: 16 - 20. Diagnosis: snout short, its length about 50% of the post-ocular length of the head (Ref. 28714), prominent, but not drawn out into a proboscis (Ref. 2915, 81274). Dorsal fin with 63-82 rays, beginning clearly in advance of pelvic fins; anal with 16-20 rays, its base comprised from 4.1 to 6.3 times in dorsal-fin base (Ref. 81274). Caudal peduncle relatively deep, its depth comprised 1.1-2.0 times in its length (Ref. 2915, 81274). 26-34 scales around caudal peduncle; ratio standard length/body depth: 4.2-6.2; upper jaw with 6-16, lower jaw with 10-22 teeth (Ref. 81274).
尾柄高的, 长度比的 1.1-2.0 长度。 4.2-6.2 SL/深度比; 银色的颜色有时浅灰色或比较深色的, 背面浅灰色的黄色，绿色的或黑色的，腹部白色的，和白黄色或亮灰色的。
Possesses electroreceptors over the entire head and on the ventral and dorsal regions of the body, but absent from the side and the caudal peduncle where the electric organ is located (Ref. 10011). A fractional spawner (Ref. 10605; 10606).
具有电感受体布满整个头与在身体的腹而背部区域上, 但是发电器官所在的体侧与尾梗没有出现.(参考文献 10011) 一个少产的鱼种 (参考文献 10605; 10606)。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
非洲: 尼羅河與查德流域。 已知來自大的塞內加爾的 Sahelo- Soudanian 流域，甘比亞與佛塔河了; 也在單一， Geba ， Bandama ， Comoe 河 , 與 Ebrie 與 Aguien 潟湖中.(參考文獻 2915)
Bigorne, R., 1990. Mormyridae. p. 122-184. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux saumâtres d'Afrique de l'Ouest. tome 1. Faune Trop. 28. Musée Royal de l'Afrique Centrale, Tervuren, and ORSTOM, Paris. (Ref. 2915)
人类利用
渔业: 商业性
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特别资料
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网络资源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00746 - 0.02125), b=2.82 (2.68 - 2.96), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.4 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 (44 of 100).
