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Washington

Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 King
143
1475
2 Snohomish
136
466
3 Whatcom
134
249
4 Clallam
129
342
5 Skagit
125
386
6 Pierce
124
395
7 Thurston
123
275
8 Clark
119
258
9 Kitsap
117
254
10 Island
116
139
11 Jefferson
116
111
12 Grays Harbor
115
87
13 Walla Walla
115
125
14 Okanogan
106
450
15 Pacific
102
73
16 Chelan
98
157
17 Benton
96
90
18 Mason
94
79
19 San Juan
94
56
20 Grant
93
58
21 Yakima
92
58
22 Cowlitz
91
59
23 Spokane
88
212
24 Franklin
81
40
25 Kittitas
79
72
26 Whitman
77
118
27 Lewis
76
43
28 Douglas
74
220
29 Klickitat
73
43
30 Asotin
68
16
31 Adams
67
28
32 Stevens
59
33
33 Wahkiakum
54
11
34 Skamania
52
12
35 Ferry
40
23
36 Pend Oreille
38
20
37 Garfield
31
7
38 Lincoln
26
8
39 Columbia
14
2