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| | USGS References Cited World Populations of Nutria |
 | | Bailey, J.W., and Heidt, G.A., 1978, Range and status of the nutria, Myocastor coypus, in Arkansas, in Proceedings of the Arkansas Academy of Science: Fayetteville, Arkansas, Academy of Science, p. |
 | | Haramis, M., and Colona, R., 1999, The effect of nutria (Myocastor coypus) on marsh loss in the lower eastern shore of Maryland: an exclosure study: Available at www.pwrc.nbs.gov/resshow/nutria.htm (Accessed February 11, 2001). |
 | | Litjens, B.E.J., 1984, De beverrat Myocastor coypus in Nederlands limburg en aangrenzende gebieden: Lutra, v. |
| www.nwrc.usgs.gov /special/nutria/cited.htm (1179 words) |
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