Mason County, IL
County16428 species observed across 8 groups · Pop. 13.1K
Ecoregions
Species observed
Increased Seasonal Activity
Currently Flowering
Birds· 450 species
Mammals· 98 species
Plants· 4271 species
Reptiles & Amphibians· 138 species
Fish· 207 species
Insects· 7986 species
Other Invertebrates· 944 species
Fungi & Lichens· 2334 species
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Part of
StateIllinoisPop. 12.8M