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) > Acrossocheilinae
Etymology: Onychostoma: Greek, onyx, -ychos = nail + Greek, stoma = mouth (Ref. 45335).
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; 深度上下限 0 - 10 m. 亞熱帶的; 25°N - 23°N
Asia: Taiwan (Ref. 6376) and China (Ref. 57879).
亞洲: 台灣。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 50.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 6898); common length : 25.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 6898)
Head short and top of head convex; snout short and conical; eyes small and interorbital space wide. Dorsal fin without spine, origin of it nearer to tip of snout and opposite ahead of origin of ventral fin; base of anal fin short and its outer margin truncated.
Body shape (shape guide): short and / or deep; Cross section: compressed.
头部短与头顶凸状; 吻短与锥形; 眼小的与广阔地的眼间隔。 没有棘的背鳍 , 它的起源较接近吻尖而且与腹鳍的起源向前相对; 臀鳍基底鳍短与它的外缘截形的。
Inhabits rapid flowing streams.
栖息于流动湍急的溪流。
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
亞洲: 台灣。
Shao, K.-T. and P.L. Lim, 1991. Fishes of freshwater and estuary. Encyclopedia of field guide in Taiwan. Recreation Press, Co., Ltd., Taipei. vol. 31. 240 p. (in Chinese). (Ref. 6898)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
濒危 (EN) (A1acde); Date assessed: 01 August 1996
人类利用
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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=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
2.6 ±0.3 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
低的, 最小族群倍增时间4.5 - 14 年 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Moderate to high vulnerability (55 of 100). 🛈 |