Massachusetts, US
State46722 species observed across 8 groups · Pop. 7.0M
Ecoregions
Species observed
Increased Seasonal Activity
Currently Flowering
Birds· 1002 species
Mammals· 315 species
Plants· 10992 species
Reptiles & Amphibians· 394 species
Fish· 952 species
Insects· 20471 species
Other Invertebrates· 3594 species
Fungi & Lichens· 9002 species
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Counties in Massachusetts
Barnstable County, MAPop. 228.0KBerkshire County, MAPop. 128.6KBristol County, MAPop. 576.8KDukes County, MAPop. 20.6KEssex County, MAPop. 807.8KFranklin County, MAPop. 70.9KHampden County, MAPop. 464.3KHampshire County, MAPop. 146.6KMiddlesex County, MAPop. 1.6MNantucket County, MAPop. 14.2KNorfolk County, MAPop. 724.6KPlymouth County, MAPop. 530.2KSuffolk County, MAPop. 797.2KWorcester County, MAPop. 859.7K