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Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 Hughes
334
3425
2 Brown
314
4181
3 Stanley
311
2843
4 Pennington
303
16,569
5 Minnehaha
292
10,761
6 Yankton
290
4454
7 Meade
288
2519
8 Brookings
287
6372
9 Charles Mix
281
3387
10 Sully
281
868
11 Roberts
279
4238
12 Lincoln
273
3376
13 Marshall
272
905
14 Day
270
1091
15 Walworth
268
438
16 Clay
265
2706
17 Lyman
260
1754
18 Douglas
258
3560
19 McPherson
258
1534
20 Union
257
975
21 Harding
256
1441
22 Custer
254
8264
23 Jackson
252
3181
24 Butte
251
1532
25 Edmunds
251
663
26 Lawrence
251
4776
27 Hand
249
621
28 Fall River
248
2098
29 Bennett
245
793
30 Lake
242
1150
31 Hyde
241
444
32 McCook
239
660
33 Grant
238
650
34 Perkins
238
651
35 Brule
237
711
36 Davison
234
842
37 Codington
232
794
38 Bon Homme
230
562
39 Spink
228
450
40 Faulk
226
398
41 Gregory
226
645
42 Aurora
224
610
43 Beadle
221
1395
44 Jones
221
722
45 Kingsbury
221
1479
46 Potter
218
239
47 Hutchinson
217
607
48 Moody
215
1024
49 Deuel
214
482
50 Buffalo
213
367
51 Campbell
212
245
52 Sanborn
212
552
53 Hanson
208
339
54 Dewey
205
179
55 Turner
205
428
56 Oglala Lakota
199
331
57 Hamlin
198
321
58 Jerauld
196
185
59 Clark
193
322
60 Todd
192
264
61 Corson
189
189
62 Haakon
186
369
63 Miner
178
328
64 Tripp
178
240
65 Mellette
176
216
66 Ziebach
163
180