Download a professional PDF field guide featuring all the species found in Monroe County. Perfect for outdoor adventures, education, and nature exploration.
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Compared to 8 nearby locations in Monroe 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 Monroe County County.
Showing 20 most frequently observed species out of 77 total documented species.
Common Eastern Bumblebee
Brown-Belted Bumblebee
Poison Ivy

Black And Gold Bumble Bee
Bumble Bee
Ligated Furrow Bee

Great Horned Owl
Honeybee
Carpenter Bee
Rusty Blackbird
Haymaids
Mayapple
Pawpaw

Beefsteakplant
Sassafras
Poke
Woodbine
Henbit
Amur Honeysuckle

Althea
Get all 77 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
The Monroe County ecosystem supports 77 documented wildlife species across 68 taxonomic genera. Located in Monroe County, Illinois, this area provides critical habitat with diverse natural communities. The location hosts 16 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Waterloo, Monroe County hosts 4% more species diversity. This location ranks #24 for species diversity among 100 Monroe County County natural areas, placing it in the 76th percentile for biodiversity.