分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Erimystax: Greek, eri = aumentative prefix, a lot + Greek, mystax = moustache (Ref. 45335); cahni: Named after A. R. Cahn, responsible for collecting the first specimens of this species (Ref. 10294).
Eponymy: Dr Alvin Robert Cahn (1892–1971) was an American biologist, naturalist and, by accident, an archaeologist. [...] (Ref. 128868), visit book page.
More on authors: Hubbs & Crowe.
Environment: milieu / climate zone / 深度上下限 / distribution range
生态学
; 淡水 居于水底的; 深度上下限 0 - 1 m (Ref. 10294). 亞熱帶的; 38°N - 34°N
分布
国家 | FAO区域 | 生态系 | 标本纪录 | 分布图 | 简介 | Faunafri
North America: upper Tennessee River drainage (Holston, Clinch and Powell Rivers) in Tennessee and Virginia, USA.
北美洲: 在美國田納西州的田納西河上游流域 (霍爾斯頓，釘牢與鮑爾河).(與可能地維吉尼亞)
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 9.4 cm TL 雄鱼/尚未辨别雌雄; (Ref. 10294); common length : 6.3 cm TL 雄鱼/尚未辨别雌雄; (Ref. 12193)
Inhabits gravel runs and riffles of medium-sized rivers (Ref. 5723, 86798). Feeds on small snails, and immature midges, caddisflies, and mayflies (Ref. 10294).
栖息于中等大小河的砾石小支流与急流。 (参考文献 5723)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
北美洲: 在美國田納西州的田納西河上游流域 (霍爾斯頓，釘牢與鮑爾河).(與可能地維吉尼亞)
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-1)
濒危 (EN) (B1ab(iii)+2ab(iii)); Date assessed: 30 November 2011
人类利用
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特别资料
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Estimates based on models
Phylogenetic diversity index (参考文献
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00242 - 0.01036), b=3.11 (2.92 - 3.30), 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): 2.9 ±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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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