分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Acheilognathidae (Bitterlings)
Etymology: Rhodeus: Greek, rhodeos, a,-on = rose (Ref. 45335); nigrodorsalis: 'nigrodorsalis'(Latin), i.e., 'nigro' for black and 'dorsalis' for dorsal fin; referring tro the black dorsal-fin membrane in adult males. Noun (Ref. 126778).
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.
分布
领土 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
Asia: China.
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 4.7 cm SL 雄鱼/尚未辨别雌雄; (Ref. 126778)
简单描述
检索表 | 型态特徵 | 形态测量图
It has a longitudinal scale series 33-35; pored scales 2-4 (rarely 0); transverse scale series 10 (rarely 11); branched dorsal-fin rays 8; branched anal-fin rays 8 (rarely 9); vertebrae 34-35 (rarely 33); iris yellowish, belly yellow, dorsalfin membrane dark black, and a vertical band on the anterior of flank in nuptial males.
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Li, F., T.-Y. Liao and R. Arai, 2020. Two new species of Rhodeus (Teleostei: Cyprinidae: Acheilognathinae) from the River Yangtze, China. J. Vert. Biol. 69(1):19055. (Ref. 126778)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
易受伤害 (VU) (B1ab(iii)); Date assessed: 18 January 2024
人类利用
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]. |
|
Bayesian length-weight
|
a=0.01072 (0.00473 - 0.02425), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
2.7 ±0.2 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |