Jefferson County, OH

County

21,263 species observed across 8 groups · Pop. 65.2K

Ecoregions

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Species observed

Birds· 525 species

Mammals· 110 species

Plants· 5,157 species

Reptiles & Amphibians· 136 species

Fish· 228 species

Insects· 9,430 species

Other Invertebrates· 1,185 species

Fungi & Lichens· 4,492 species

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Part of

StateOhioPop. 11.8M

Cities in Jefferson County

Steubenville, OHPop. 18.1K