Maryland, US

State

52,847 species observed across 8 groups · Pop. 6.2M

Ecoregions

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Species observed

Birds· 1,128 species

Mammals· 349 species

Plants· 12,799 species

Reptiles & Amphibians· 543 species

Fish· 1,219 species

Insects· 22,310 species

Other Invertebrates· 4,446 species

Fungi & Lichens· 10,053 species

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Counties in Maryland

Allegany County, MDPop. 68.0KAnne Arundel County, MDPop. 589.1KBaltimore city, MDPop. 583.2KBaltimore County, MDPop. 853.4KCalvert County, MDPop. 92.9KCaroline County, MDPop. 33.3KCarroll County, MDPop. 172.9KCecil County, MDPop. 103.8KCharles County, MDPop. 166.7KDorchester County, MDPop. 32.5KFrederick County, MDPop. 272.8KGarrett County, MDPop. 28.8KHarford County, MDPop. 261.2KHoward County, MDPop. 332.8KKent County, MDPop. 19.1KMontgomery County, MDPop. 1.1MPrince George's County, MDPop. 965.4KQueen Anne's County, MDPop. 50.0KSomerset County, MDPop. 24.6KSt. Mary's County, MDPop. 114.0KTalbot County, MDPop. 37.5KWashington County, MDPop. 154.7KWicomico County, MDPop. 103.6KWorcester County, MDPop. 52.5K