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Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Notropis: A misnomer given by Rafinesque to shriveled specimens, with the meaning of "back keel"; from Greek, noton = back (Ref. 45335).
More on author: Girard.
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. 亞熱帶的; 32°N - 26°N
North America: Colorado River to Rio Grande (into lower Pecos River) drainages in Texas, USA and Mexico.
北美洲: 在美國德州與墨西哥的科羅拉多河到 Rio Grande(進入佩科斯河下游之內) 流域。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 6.2 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5723)
Adults inhabit rocky and sandy runs and pools of headwaters, creeks and small to medium rivers. They usually occur in clear water (Ref. 5723). Food primarily consists of aquatic insects and algae (Ref. 79012).
栖息于岩石的与河川源头,小溪及小型到中型河川的多沙急流与水潭。 通常出现于清澈的水域中。
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
北美洲: 在美國德州與墨西哥的科羅拉多河到 Rio Grande(進入佩科斯河下游之內) 流域。
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
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基于模型的估算
系统发育多样性指数 (参考文献
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00266 - 0.01086), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (参考文献
69278): 3.0 ±0.4 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 (10 of 100).
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