分类 / Names
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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: Cope.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 溫帶; 6°C - 20°C (Ref. 2060); 47°N - 37°N
North America: St. Lawrence-Lake Ontario drainage in Quebec and Ontario in Canada, and New York in the USA; Atlantic Slope drainages from southern Maine, USA to Roanoke River system in southern Virginia, USA; isolated population in lower Neuse River drainage in eastern North Carolina, USA.
北美洲: 在魁北克與加拿大安大略省的聖勞倫斯- 安大略湖的流域, 與在美國的紐約; 在維吉尼亞南部中的來自南方的美國緬因州到 Roanoke 河流域的大西洋斜坡流域, 美國; 在東方的美國北卡羅萊那州中的 Neuse 河流域下游的孤立的族群。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 3.5 range ? - ? cm
Max length : 6.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5723)
Adults occur in pond, lakes and sluggish mud-bottomed pools of creeks and small to medium rivers. Often found in vegetation. Oviparous (Ref. 205). Feeds on small crustaceans and insects (Ref. 27549).
出现于小溪及小型到中型河川的池塘，湖与缓动性泥质底水池。 时常发现于植物中。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
北美洲: 在魁北克與加拿大安大略省的聖勞倫斯- 安大略湖的流域, 與在美國的紐約; 在維吉尼亞南部中的來自南方的美國緬因州到 Roanoke 河流域的大西洋斜坡流域, 美國; 在東方的美國北卡羅萊那州中的 Neuse 河流域下游的孤立的族群。
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)
人类利用
渔业: 商业性; 水族馆: 商业性
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00232 - 0.01084), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 2.8 ±0.34 se; based on food items.
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (tm=1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
