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Onychostoma gerlachi (Peters, 1881)

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Onychostoma gerlachi
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Teleostei > Cypriniformes (Carps) > Cyprinidae (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 生态学

; 淡水 底中水层性. 亞熱帶的

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

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 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 31.6 cm SL 雄鱼/尚未辨别雌雄; (Ref. 82789); common length : 16.5 cm SL 雄鱼/尚未辨别雌雄; (Ref. 35840); 最大体重: 1.0 kg (Ref. 9671)

简单描述 检索表 | 型态特徵 | 形态测量图

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).
有宽的嘴, 宽度大约 1.5 倍最大的头部宽度; 成鱼没有触须; 最后的单一背鳍鳍条强的而且在后部地锯齿状的;(在超过大约的标本中 10 公分 SL) 尾柄深地的 1.7-2.7 倍.(参考文献 43281)

生物学特性     字汇 (例如 epibenthic)

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 | 仔鱼

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)

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Huang, H. et al., 1987. The freshwater fishes of China in coloured illustrations. The freshwater fishes of China in coloured illustrations. (Ref. 9671)

世界自然保护联盟红皮书 (Ref. 130435)

  临近濒危 (NT) ; Date assessed: 01 March 2007

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

渔业: 商业性
FAO - Publication: search | FishSource |

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Trophic ecology
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网络资源

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 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).
营养阶层 (Ref. 69278):  2.7   ±0.3 se; based on size and trophs of closest relatives
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):  Low to moderate vulnerability (29 of 100).
价格分类 (Ref. 80766):   Unknown.