分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Torinae
Eponymy: Lieutenant-Colonel José Augusto Alves Roçadas (1865–1926) was Governor of Macau (1908–1909) and Governor-General of Angola (1909–1910), having served previously as a district governor (1905–1908). [...] (Ref. 128868), visit book page.
More on author: Boulenger.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 底中水层性. 熱帶
Africa: known from the Nyong in Cameroon (Ref. 81639), and rivers Luculla (Ref. 1869) and Quanza (Ref. 1869, 120641) in Angola. Also reported, as Labeobarbus cf. rocadasi, from the lower Congo (Ref. 94750); needs confirmation.
非洲: 安哥拉的寬扎河與 Lucalla 河。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 35.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 2801)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 1; 背的软条 (总数) : 10 - 13; 臀鳍软条: 8. Diagnosis: mouth inferior, lips moderately developed, lower lip continuous; two pairs of well-developed barbels, anterior pair shorter than posterior pair, which are as long as or longer than eye diameter; last simple ray of dorsal fin very strong and ossified, not serrated, measuring 0.6-1 times head length; lower jaw not reaching to anterior margin of eye; 30-35 scales in lateral line (Ref. 81639).
Body shape (shape guide): elongated.
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
非洲: 安哥拉的寬扎河與 Lucalla 河。
Lévêque, C. and J. Daget, 1984. Cyprinidae. p. 217-342. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 2801)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 没有兴趣
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00468 (0.00220 - 0.00994), b=3.10 (2.90 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.2 ±0.5 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low to moderate vulnerability (35 of 100). 🛈 |