分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps)
鯉形目 (Carps) >
Cyprinidae (Minnows or carps)
鯉科 (Minnows or carps) > Acrossocheilinae
Etymology: Onychostoma: Greek, onyx, -ychos = nail + Greek, stoma = mouth (Ref. 45335).
More on author: Peters.
Issue
Genus Eschmeyer, pers. comm.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 亞熱帶的
Asia: Reported from the Chao Phraya and Mekong basins (Ref. 26336) and Annam (Ref. 26580), Nam Ma basin, Red River and Nanpangjiang basins (Ref. 43281).
亞洲: 記錄來自湄南河與湄公河流域 (參考文獻 26336) 與安南 (參考文獻 26580) ， Nam Ma 流域，紅河與南盤江流域了。 (參考文獻 43281)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 31.6 cm SL 雄魚/尚未辨別雌雄; (Ref. 82789); common length : 16.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 35840); 最大體重: 1.0 kg (Ref. 9671)
With wide mouth, width about 1.5 times in maximum head width; adults without barbels; last simple dorsal ray strong and serrated posteriorly (in specimens over about 10 cm SL); caudal peduncle 1.7-2.7 times longer than deep (Ref. 43281).
有寬的嘴, 寬度大約 1.5 倍最大的頭部寬度; 成魚沒有觸鬚; 最後的單一背鰭鰭條強的而且在後部地鋸齒狀的;(在超過大約的標本中 10 公分 SL) 尾柄深地的 1.7-2.7 倍.(參考文獻 43281)
Adults live in rapid current of mountain streams.
生活在山地溪流的迅速水流。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
亞洲: 記錄來自湄南河與湄公河流域 (參考文獻 26336) 與安南 (參考文獻 26580) ， Nam Ma 流域，紅河與南盤江流域了。 (參考文獻 43281)
Huang, H. et al., 1987. The freshwater fishes of China in coloured illustrations. The freshwater fishes of China in coloured illustrations. (Ref. 9671)
人類使用
漁業: 商業性
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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=0.00871 (0.00463 - 0.01638), b=3.06 (2.89 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 2.7 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).
