Common names from other countries
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 底中水层性; 河川洄游 (Ref. 51243). 熱帶; 22°C - 26°C (Ref. 2059)
Africa: basins of the Nile, Chad, Niger, Gambia, Senegal, Volta and coastal basins of Sassandra, Bandama, Comoé, Tano, Pra, Ouémé, Ogun and Sanaga, which seems to represent its southern distributional limit (Ref. 2940, 81282). Also known from the Cross River in Cameroon (Ref. 81639).
非洲: 尼羅河,查德,尼日, Gambie ,塞內加爾的流域, 佛塔河與薩桑德拉河, Bandama , Comoe , Tano , Pra , Oueme , Ogun 與沙那加河的海岸流域。 也許記錄當 洛氏長嘴鱲〔Raiamas loati〕 因為這兩個是替代的形式而且可能不是真正完全明顯的。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 10.0  range ? - ? cm
Max length : 24.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2801); 最大体重: 60.00 g (Ref. 3799)
背棘 (总数) : 0; 背的软条 (总数) : 11; 臀棘: 0; 臀鳍软条: 16 - 18. Diagnosis: body depth 3.9-6.2x and head length 3.4-4.7x SL; eye diameter 3.1-4.9x head length (Ref. 2940, 81282). Scale formula 9.5-11.5/48-64/4.5-6.5; 14-16 scales around caudal peduncle; 8 dorsal-fin branched rays; 13-15 anal-fin branched rays (Ref. 2940, 81282, 81639). Usually less than 15 vertical bars on sides; known from the large Nilo-Sudanese basins (Ref. 2940, 81282). Round spot on caudal peduncle (Ref. 81639).
叉型尾鳍有对称的尖叶。 银色的身体有呈绿色的背面。 橘色的鳍。 12- 从前面到身体的背面渐进地减少的 15条垂直的黑色横带。 在身体的前部可能有比较小的闰斑点或横带。 背部的: 3 单一的,8个分枝。 肛门的: 3 单一的,13-15个分枝。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
非洲: 尼羅河,查德,尼日, Gambie ,塞內加爾的流域, 佛塔河與薩桑德拉河, Bandama , Comoe , Tano , Pra , Oueme , Ogun 與沙那加河的海岸流域。 也許記錄當 洛氏長嘴鱲〔Raiamas loati〕 因為這兩個是替代的形式而且可能不是真正完全明顯的。
Lévêque, C., 1990. Cyprinidae. p. 269-361. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douces et saumâtres d'Afrique de l'Ouest. Tome I. Coll. Faune Tropicale n° XXVIII. Musée Royal de l'Afrique Centrale, Tervuren, and O.R.S.T.O.M., Paris, 384 p. (Ref. 2940)
CITES (Ref. 128078)
Not Evaluated
人类利用
渔业: 没有兴趣
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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=0.00741 (0.00468 - 0.01175), b=3.10 (2.97 - 3.23), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 3.4 ±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): Low vulnerability (15 of 100).