Download a professional PDF field guide featuring all the species found in Colchester. Perfect for outdoor adventures, education, and nature exploration.
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Compared to 8 nearby locations in McDonough County County, Illinois
These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within McDonough County County.
Showing 20 most frequently observed species out of 42 total documented species.

Bigleaf Periwinkle
Jumpseed
Bald Cypress
Woodbine
Blackhaw

Carpet Box

Ajuga
Mayapple

Wild Tea

Black Haw
Poison Ivy

Oleaster

Prickly Ash
Rum Cherry
Common Dayflower

Buckeye
Bluebells
Chinaroot
Ragweed

Dog Nettle
Get all 42 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
The Colchester ecosystem supports 42 documented wildlife species across 41 taxonomic genera. Located in McDonough County, Illinois, this area provides critical habitat with diverse natural communities. The location hosts 9 frequently observed species and 8 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While McDonough County nearby has 47% more documented species, Colchester offers unique wildlife observation opportunities.