The Most Popular Birding Areas in Calhoun County, IL

We've analyzed all of the Ebird data from 2015 and determined which birding hotspots in Calhoun County, IL had the most bird sightings.

  1. Two Rivers NWR--Calhoun Wetlands
  2. Two Rivers NWR (Calhoun Co.)
  3. Two Rivers NWR--Swan Lake