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Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Nocomis: An Indian (North America) name used by Charles Girard; ojibwe, nokomiss = grandmother (Ref. 45335).
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; 53°N - 36°N
North America: Mohawk River system in New York, USA west through Great Lakes and Mississippi River basin to Red River drainage (Hudson Bay basin) in Manitoba, Canada and North Dakota, USA, and south to Ohio River drainage; Ozark drainages in Missouri and Arkansas, USA. Isolated populations in lower Kentucky River system in Kentucky, Platte and Cheyenne River systems in Nebraska, Wyoming, and Colorado, and Kansas River in Kansas, USA.
北美洲: 紐約州中的摩霍克族河流域向西經過五大湖與密西西比河流域到加拿大的曼尼托巴與美國達科塔北部的紅河流域; 在肯塔基州南至俄亥俄河與肯塔基州河流域, 美國; 向南進入歐薩克山區。 在 Platte 與夏安河流域的孤立族群。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 26.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 86798); common length : 11.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 4 年 (Ref. 12193)
Caudal fin red (young) to yellow (adults); other fins yellow to orange; large male with bright red spot behind eye, female with brassy spot ); dark olive to brown above; iridescent green on yellow-brown side; white to light yellow below; dusky iridescent yellow stripe along back; yellow streak above dusky stripe along side and around snout; black caudal spot (all darkest on young); rounded snout; 38-45 scales on lateral line; usually 16-17 scales around caudal peduncle; pharyngeal teeth 1,4-4,1. Breeding male is pink below with pin-orange fins and has many large tubercles on top of head (Ref. 86798).
Body shape (shape guide): elongated.
Inhabits rocky pools and runs of creeks and small to medium rivers (Ref. 86798).
成魚棲息於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: 紐約州中的摩霍克族河流域向西經過五大湖與密西西比河流域到加拿大的曼尼托巴與美國達科塔北部的紅河流域; 在肯塔基州南至俄亥俄河與肯塔基州河流域, 美國; 向南進入歐薩克山區。 在 Platte 與夏安河流域的孤立族群。
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)
無危 (LC) ; Date assessed: 01 March 2012
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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=0.00501 (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).
營養階層 (參考文獻
69278): 3.0 ±0.37 se; based on food items.
回復力 (參考文獻
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (tmax=4; tm=3).
釣魚的脆弱性 (Ref.
59153): Low vulnerability (16 of 100).
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