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Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 Cumberland
387
193,658
2 York
380
131,552
3 Lincoln
358
67,887
4 Knox
356
47,142
5 Washington
351
46,974
6 Hancock
349
142,916
7 Sagadahoc
334
31,379
8 Waldo
307
44,165
9 Penobscot
289
62,410
10 Kennebec
282
53,215
11 Aroostook
261
21,230
12 Androscoggin
260
17,470
13 Somerset
260
17,285
14 Oxford
248
24,922
15 Franklin
230
16,864
16 Piscataquis
226
21,253