Gustavus Adolphus College

Online

• Brown-Nicollet-Cottonwood Water Quality Board
• National Science Foundation
• Natural History: Minnesota's Geology. 2005. Available from: Minnesota Department of Natural Resources. Accessed 20 Nov. 2005.
• State and County Quick Facts: Nobles and Nicollet Counties, MN. 1997.  Available from: United States Census Bureau.

Offline

• Changnon, S. et. al. 2003. Quantification of Climate Conditions Important to the Tall Grass Prairie.  Transactions of the Illinois State Academy of Science 96:1
• Gagnon P. et al.  2004. The Northern Tallgrass Prairie Ecoregion: A River and Stream Conservation Portfolio. Available from: The Nature Conservancy.
• Johnson-Groh, C. Personal Communication. 2005. Biology 245, Gustavus Adolphus College.
• Spieles, D. J. 2001. Wetlands. In: Amato, A.J., J.T. Timmerman, and J.A. Amato (eds). Draining the Great Oasis: An Environmental History of Murray County, Minnesota. Crossings Press, Marshall, Minnesota. 282 pp.