分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 居於水底的. 溫帶; 38°N - 36°N
North America: Mountain and Piedmont regions of Atlantic Slope from Shenandoah River (Potomac River drainage) in Virginia to Neuse River drainage in North Carolina, USA; upper New River drainage in West Virginia, Virginia and North Carolina, USA. Introduced into the upper Holston River system in Virginia, and Big Sandy River system in Kentucky.
北美洲: 大西洋斜坡從美國維吉尼亞的雪蘭多河 到美國北卡羅萊州的 Neuse 河流域的皮德蒙特山麓高原區域; 在美國西維吉尼亞,維吉尼亞與北卡羅萊那州的新河上游流域。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 7.2 cm TL 雄魚/尚未辨別雌雄; (Ref. 86798); common length : 5.5 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193)
Chrosomus oreas can be distinguished by the possession of the following characters: black stripe along side broken under dorsal fin; large black spots in row along back and along upper side; 64-81 scales on lateral line; pharyngeal 0,5-5,0; snout moderately pointed; mouth slightly subterminal; coloration consists of olive to green-gold above, silver white to red below, bright red below (including lower half of opercle), behind opercle, and at base of dorsal fin in large males, bright silver pectoral and pelvic fin bases, black chin and breast, and yellow fins (Ref. 86798).
Adults inhabit rocky pools and runs of headwaters, creeks and small to medium rivers (Ref. 86798). Migratory behaviour is undetermined (Ref. 126106).
棲息於河川源頭,小溪及小型到中型河川的多岩石的水池與小支流。
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 大西洋斜坡從美國維吉尼亞的雪蘭多河 到美國北卡羅萊州的 Neuse 河流域的皮德蒙特山麓高原區域; 在美國西維吉尼亞,維吉尼亞與北卡羅萊那州的新河上游流域。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 03 November 2011
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (參考文獻
69278): 2.0 ±0.00 se; based on food items.
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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