分类 / Names
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Teleostei >
Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Labeoninae
Etymology: Labeo: Latin, labeo = one who has large lips (Ref. 45335); parvus: From the Latin parvus meaning small, short; named after the small size of the type examined by Boulenger (Ref. 12456).
More on author: Boulenger.
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; 23°C - 25°C (Ref. 2060); 7°N - 10°S
Africa: widespread, from West Africa, including coastal basins, Lake Chad and the Niger river basin (Ref. 2801, 81282) up to the Congo River basin (Ref. 2801, 2940). Widespread in the middle and upper Congo River basin (Ref. 26192).
非洲: 廣泛地分佈於剛果河中上游中。 也已知來自查德，塞內加爾，甘比亞，佛塔河，尼日河流域以及在 Oueme 與 Mono 河與其他的海岸流域.(參考文獻 2940)
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 10.0 range ? - ? cm
Max length : 38.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 12456); 最大体重: 40.00 g (Ref. 3799)
背的软条 (总数): 12-13; 臀鳍软条: 8; 脊椎骨: 29 - 31. Diagnosis: distal margin of dorsal fin concave; body depth 1.9-3.0x SL; depth of caudal peduncle 0.8-1.2x its length; 24-42 (50-150mm) and 41-44 (150-250mm) gill rakers; scale formula 4.5-5.5/33-38/6.5; 3-4 scales between lateral line and pelvic-fin base; 12-16 scales around caudal peduncle; 9-10 dorsal fin branched rays (Ref. 2940, 81282).
突出的吻部有小瘤。 短的触须。 凹的背鳍当成鱼时， allometric 成长 , 长的鳍条比例地比头长更快速地生长。 在第一鳃弓上的鳃耙。 背面黑色或灰绿色又微白色的腹面。 在从鳃盖到尾柄的末端的侧面的中央中的深色纵向的条纹, 被淡黄色的条纹包围了当幼鱼时,鳍带有了粉红色。 背部的: 3 单一的,9-10个分枝。 肛门的: 3 单一的,5个分枝。
Found in stony river beds and in mountain pools formed by small brooks (Ref. 4906). Maximum TL was recorded at 51.5 cm (Ref. 12456).
发现于多石河床了而且在山水池中由小的小溪形成了.(参考文献 4906) 最大体长TL记录为 51.5 公分。 (参考文献 12456)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 廣泛地分佈於剛果河中上游中。 也已知來自查德，塞內加爾，甘比亞，佛塔河，尼日河流域以及在 Oueme 與 Mono 河與其他的海岸流域.(參考文獻 2940)
Tshibwabwa, S.M. and G.G. Teugels, 1995. Contribution to the systematic revision of the African cyprinid fish genus Labeo: species from the Lower Zaire river system. J. Nat. Hist. 29:1543-1579. (Ref. 12456)
人类利用
渔业: 没有兴趣; 水族馆: 商业性
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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=0.00933 (0.00605 - 0.01439), b=3.05 (2.93 - 3.17), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 2.0 ±0.00 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 vulnerability (36 of 100).
