Shaded areas below represent counties in which surveys have been conducted. Click on a shaded county to view a larger map of the county, showing fields where Henslow's Sparrows were detected. (Note: the two counties in northeast Iowa were surveyed, but no sparrows were recorded.) The dots represent observations in unsurveyed counties. Click on these dots to view information on the locations of these detections.
Contact information:
Rolf R. Koford
Iowa Cooperative Fish and Wildlife Research Unit
Science Hall II
Iowa State University
Ames, Iowa 50011
Telephone: (515) 294-3057
This file: http://www.public.iastate.edu/~hesp/iowamap.htm
Updated 7 November, 1997