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Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 Lane
415
162,343
2 Curry
392
14,118
3 Coos
384
23,809
4 Lincoln
383
72,863
5 Clatsop
379
32,952
6 Harney
377
44,113
7 Tillamook
370
38,466
8 Douglas
362
20,470
9 Deschutes
352
67,905
10 Klamath
346
31,302
11 Multnomah
344
142,720
12 Benton
337
153,949
13 Lake
325
19,334
14 Jackson
319
56,637
15 Union
315
25,373
16 Umatilla
309
13,930
17 Washington
309
97,113
18 Polk
308
32,266
19 Marion
307
48,796
20 Linn
305
29,378
21 Crook
291
10,359
22 Malheur
290
6742
23 Clackamas
288
43,064
24 Jefferson
287
10,522
25 Josephine
282
14,982
26 Wasco
281
13,414
27 Columbia
273
19,504
28 Wallowa
273
11,608
29 Morrow
272
5293
30 Baker
271
6693
31 Hood River
265
8399
32 Grant
259
7715
33 Sherman
252
4783
34 Gilliam
248
3777
35 Yamhill
245
8391
36 Wheeler
227
4224