Filters and navigation

Change location Change location
All years

Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 Lane
417
232,327
2 Coos
403
33,049
3 Curry
397
19,893
4 Clatsop
388
49,511
5 Lincoln
388
99,293
6 Tillamook
388
57,529
7 Harney
382
62,397
8 Douglas
367
26,833
9 Klamath
357
42,195
10 Deschutes
353
99,494
11 Multnomah
352
203,395
12 Benton
347
201,777
13 Lake
335
24,617
14 Jackson
330
77,382
15 Umatilla
321
19,788
16 Union
318
38,171
17 Polk
314
42,755
18 Washington
312
130,873
19 Marion
311
67,759
20 Linn
310
41,236
21 Crook
298
13,810
22 Clackamas
295
60,317
23 Malheur
294
8536
24 Wasco
293
19,009
25 Jefferson
291
15,264
26 Josephine
284
23,498
27 Columbia
280
33,330
28 Morrow
280
6603
29 Hood River
279
11,790
30 Wallowa
277
16,418
31 Baker
270
10,004
32 Grant
266
10,147
33 Sherman
265
7314
34 Gilliam
253
4903
35 Yamhill
251
11,882
36 Wheeler
236
5729