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Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 New Haven
404
138,740
2 Fairfield
393
145,146
3 New London
369
57,088
4 Middlesex
334
38,811
5 Hartford
315
117,106
6 Litchfield
303
84,003
7 Tolland
285
33,377
8 Windham
283
20,580