Warning:
You are advised not to use Internet Explorer
when accessing this site. Supported browsers include
Google Chrome, Mozilla Firefox and Microsoft Edge.
Jansen, A. C., M. C. Quist, and J. A. Kopaska. 2008. Assessment of smallmouth bass populations in Iowa rivers. Journal of the Iowa Academy of Science 115:17-23.
Abstract
www.usgs.gov says
This link will direct you to a non-government website that may have different privacy
policies from those of the U.S. Geological Survey.