分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Xenocyprididae (East Asian minnows)
Etymology: Opsariichthys: Greek, opsarion, -ou = a little portion fish + Greek, ichthys = fish (Ref. 45335).
More on author: Günther.
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. 溫帶; 10°C - 20°C (Ref. 13614)
Asia: Laos, Viet Nam and East Asia.
亞洲: 寮國,越南與亞洲東部。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 26.1 cm TL 雄鱼/尚未辨别雌雄; (Ref. 128900); 最大体重: 261.10 g (Ref. 128900)
背的软条 (总数) : 10; 臀鳍软条: 11 - 12; 脊椎骨: 41 - 42. Adult male with projecting anal fin rays; conspicuous symphyseal knob in lower jaw; origin of dorsal fin slightly in front of anal origin; sexual dichromatism, female with plain body, male with irregular dark bars (Ref. 43281). Caudal peduncle scales modally 18; 19-21 pre-dorsal scales; 9 scales above lateral line; and 3 scales below the lateral line (Ref. 95038).
Body shape (shape guide): fusiform / normal.
用突出的臀鳍棘条的雄性成鱼; 在下颌中的显着合生的疖瘤; 背鳍起点些微地在臀鳍起点之前; 性别双色变异,母鱼有单色的身体, 雄鱼有不规则的深色横带.(参考文献 43281)
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: 寮國,越南與亞洲東部。
Kottelat, M., 2001. Fishes of Laos. WHT Publications Ltd., Colombo 5, Sri Lanka. 198 p. (Ref. 43281)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
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=0.00832 (0.00714 - 0.00969), b=3.11 (3.07 - 3.15), in cm total length, based on LWR estimates for this species (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.2 ±0.4 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 (31 of 100). 🛈 |