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United States

Region stats

Top states or provinces

Updated ~23 hr(s) ago.
Sort by Species Sort by Checklists
Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 Texas
383
9943
2 California
380
13,029
3 Florida
310
10,121
4 Arizona
278
4896
5 Louisiana
232
1164
6 Washington
227
6550
7 Oregon
226
3877
8 North Carolina
223
7715
9 Georgia
221
4776
10 New Mexico
220
2193
11 South Carolina
207
3258
12 Nevada
201
926
13 Alabama
198
1602
14 Virginia
190
7941
15 New York
184
10,005
16 Utah
182
1530
17 New Jersey
179
4004
18 Colorado
178
4876
19 Massachusetts
175
5934
20 Mississippi
174
598
21 Oklahoma
163
994
22 Idaho
162
1391
23 Maryland
162
4594
24 Delaware
157
946
25 Tennessee
147
3186
26 Connecticut
144
2369
27 Illinois
144
4443
28 Missouri
144
2607
29 Michigan
143
6475
30 Pennsylvania
142
8599
31 Kansas
141
1100
32 Ohio
140
6353
33 Rhode Island
140
656
34 Indiana
138
2910
35 Arkansas
136
1265
36 Wisconsin
130
4014
37 Minnesota
128
4334
38 Montana
128
1080
39 Maine
127
2263
40 Alaska
126
552
41 Kentucky
124
1461
42 New Hampshire
124
1776
43 Hawaii
116
774
44 Nebraska
114
785
45 Iowa
113
1111
46 West Virginia
111
854
47 Vermont
110
1601
48 Wyoming
94
374
49 District of Columbia
91
336
50 South Dakota
84
208
51 North Dakota
72
314