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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); texanus: Named after the type of locality, of Texas (Ref. 10294).
More on author: Girard.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性. 溫帶; 38°N - 34°N
North America: lowlands in Great Lakes, Hudson Bay (Red River) and Mississippi River basins from Michigan, Wisconsin and Minnesota in the USA south to Gulf; Gulf Slope drainages from Suwannee River in Georgia and Florida in the USA to Nueces River in Texas, USA.
北美洲: 低地在美國的五大湖, 哈得遜灣 (紅河) 與密西西比河流域從密西根州, 威斯康辛州與明尼蘇達州南至灣; 海灣斜坡流域從喬治亞州的 Suwannee 河與美國佛羅里達到美國德州的 Nueces 河。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 8.6 cm TL 雄鱼/尚未辨别雌雄; (Ref. 5723); common length : 4.4 cm TL 雄鱼/尚未辨别雌雄; (Ref. 12193); 最大年龄: 3.00 年 (Ref. 12193)
Inhabits sandy runs and pools of creeks and small to medium rivers. Occurs usually in clear water. Often found near vegetation in the north part of range (Ref. 5723, 10294). Feeds on filamentous algae and detritus, in addition to the expected small invertebrates (Ref. 10294).
栖息于小溪及小型到中型河川的多沙的急流与水潭。 通常生活在清澈的水域。 时常在范围的部份北方部中的植物附近发现。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
北美洲: 低地在美國的五大湖, 哈得遜灣 (紅河) 與密西西比河流域從密西根州, 威斯康辛州與明尼蘇達州南至灣; 海灣斜坡流域從喬治亞州的 Suwannee 河與美國佛羅里達到美國德州的 Nueces 河。
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
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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=0.00813 (0.00428 - 0.01543), b=3.06 (2.89 - 3.23), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 2.5 ±0.19 se; based on food items.
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (tmax=3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
