Mason County, IL
County16,428 species observed across 8 groups · Pop. 13.1K
Ecoregions
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Species observed
Birds· 450 species
Mammals· 98 species
Plants· 4,271 species
Reptiles & Amphibians· 138 species
Fish· 207 species
Insects· 7,986 species
Other Invertebrates· 944 species
Fungi & Lichens· 2,334 species
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StateIllinoisPop. 12.8M