沙美洲鱥
沙美洲鱥(学名:Notropis stramineus),为辐鳍鱼纲鲤形目雅罗鱼科的其中一种,分布于北美洲美国中部及加拿大南部,范围从圣罗伦斯河、五大湖、哈德逊湾和密西西比河流域延伸到加拿大萨斯喀彻温省,向南延伸至田纳西州和德克萨斯州,西至蒙大拿州、怀俄明州、科罗拉多州、新墨西哥州与墨西哥格兰德河流域[2],本鱼呈长椭圆形且侧扁,眼大、口近下位,体色银色,背部有一黑色纵带,腹部白色,尾鳍基部有不明显的斑点,侧线鳞片约45枚,具有黑色素沉淀,形成一条纵纹,在繁殖期间,雄性的颜色会变深,背鳍软条10枚、臀鳍软条8枚,体长可达8.2公分[3],栖息在沙石底质溪流[4][5],栖息地位置随季节略有变化,在八月的产卵季节,成群在水流缓慢、沙底质的浅水域,秋季会大量出现在深水池,在夏末和秋季黄昏时会移入碎石底部上方的浅水[6][7],属杂食性,以昆虫、藻类及有机碎屑为食。
沙美洲鱥 | |
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科学分类 | |
界: | 动物界 Animalia |
门: | 脊索动物门 Chordata |
纲: | 辐鳍鱼纲 Actinopteri |
目: | 鲤形目 Cypriniformes |
科: | 雅罗鱼科 Leuciscidae |
属: | 美洲鱥属 Notropis |
种: | 沙美洲鱥 N. stramineus
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二名法 | |
Notropis stramineus Cope, 1865
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异名 | |
参考文献
- ^ Lyons, T.J.; NatureServe. Notropis stramineus. The IUCN Red List of Threatened Species. 2019, 2019: e.T191289A130029670 [12 November 2021]. doi:10.2305/IUCN.UK.2019-2.RLTS.T191289A130029670.en .
- ^ Hubbs, C., R. J. Edwards, and G. P. Garrett. 1991. An annotated checklist of the freshwater fishes of Texas, with keys to identification of species. Texas Journal of Science, Supplement 43(4):1–56
- ^ Etnier, D. A., and W. C. Starnes. 1993. The Fishes of Tennessee. University of Tennessee Press, Knoxville, 681 pp.Sand shiner Notropis stramineus. [2011-05-05]. (原始内容存档于2011-09-10).
- ^ Tanyolac, J. 1973. Morphometric variation and life history of the cyprinid fish Notropis stramineus (Cope). Occ. Pap. Mus. Nat. Hist. Univ. Kans. 12:1–28.Sand shiner Notropis stramineus. [2011-05-05]. (原始内容存档于2011-09-10).
- ^ Platania, S. P. and C. S. Altenbach. 1998. Reproductive strategies and egg types of seven Rio Grande Basin cyprinids. Copeia 1998(3):559–569.
- ^ Starett, W. C. 1950a. Distribution of the fishes of Boone County, Iowa, with special reference to the minnows and darters. American Midland Naturalist 43(1):112–127.
- ^ Mendelson, J. 1975. Feeding relationships among species of Notropis (Pisces: Cyprinidae) in a Wisconsin stream. Ecol. Monogr. 45:199–230.
- Robert Jay Goldstein, Rodney W. Harper, Richard Edwards: American Aquarium Fishes. Texas A&M University Press 2000, ISBN 978-0-89096-880-2, p. 111 (restricted online copy,第111页,载于Google图书)