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 大洋性; 河川洄游 (Ref. 51243). 熱帶
Africa: only in Sahelo-Sudanese river basins (Ref. 81279), including the Nile, Chad basin, Niger, Volta, Senegal and Gambia (Ref. 2880, 5331).
非洲: 生存只在 sudano-sahalian 的流域中 - 尼羅河,查德,尼日/Benoue ,佛塔河,塞內加爾與甘比亞。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 86.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3799); 最大体重: 8.3 kg (Ref. 2880)
Diagnosis: eye <60% of interorbital space; massive profile specially on anterior part (Ref. 2880, 81279). Three scale rows between lateral line and scaly process at pelvic-fin bases; rakers of first gill arch poorly developed; snout-dorsal fin length/snout-ventral fins length different from one; adipose fin grey or black (Ref. 81279). Inferior lobe of caudal and anterior end of anal fin red-orange (Ref. 2880).
大的轮廓特别地在前部上。 眼 <60% 的眼间隔。 非常短的鳃耙。 尾鳍下叶与肛门红色的前端-橘色的。
Hydrocynus species are piscivorous, but may also eat Caridina and insects (Ref. 28714). Affinities: easily distinguished from two other species in West Africa from the number of scale-rows below lateral line, which is 3 instead of 2 (Ref. 81279).
出现于开放水域栖息地。 以鱼为食的也但是可能吃 Caridina 与昆虫.(参考文献 28714) 分类相关: 容易地在来自鳞片的数字的非洲西部与其他二个种区分了-列在侧线下.(3 取代 2)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 生存只在 sudano-sahalian 的流域中 - 尼羅河,查德,尼日/Benoue ,佛塔河,塞內加爾與甘比亞。
Paugy, D., 2003. Alestidae. p. 236-282. In D. Paugy, C. Lévêque and G.G Teugels (eds.) The fresh and brackish water fishes of West Africa Volume 1. Coll. faune et flore tropicales 40. Institut de recherche de développement, Paris, France, Muséum national d'histoire naturelle, Paris, France and Musée royal de l'Afrique Central, Tervuren, Belgium, 457p. (Ref. 81279)
CITES (Ref. 128078)
Not Evaluated
人类利用
渔业: 商业性
更多信息
俗名同种异名新陈代谢捕食者生态毒物学繁殖成熟度产卵场孕卵数卵卵的发育
参考文献养殖养殖信息品种遗传学Electrophoreses遗传率疾病加工Mass conversion
合作者照片Stamps, Coins Misc.声音神经毒速度泳型鳃区Otoliths脑重体重比眼睛色素
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00528 - 0.02495), b=3.00 (2.82 - 3.18), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.4 ±0.50 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 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (54 of 100).