HUC Code | Watershed Name | Occurrence | Source |
17080001 | Lower Columbia-Sandy | Current | NatureServe |
17080002 | Lewis | Current | NatureServe |
17080003 | Lower Columbia-Clatskanie | Current | NatureServe |
17080005 | Lower Cowlitz | Current | NatureServe |
17080006 | Lower Columbia | Current | NatureServe |
17100102 | Queets-Quinault | Current | NatureServe |
17100103 | Upper Chehalis | Current | NatureServe |
17100106 | Willpa Bay | Current | NatureServe |
17100207 | Siltcoos | Current | NatureServe |
17100303 | Umpqua | Current | NatureServe |
17100304 | Coos | Current | NatureServe |
17100305 | Coquille | Current | NatureServe |
17110009 | Skykomish | Current | NatureServe |
17110011 | Snohomish | Current | NatureServe |
17110012 | Lake Washington | Current | NatureServe |
17110013 | Duwamish | Current | NatureServe |
17110019 | Puget Sound | Current | NatureServe |
18010101 | Smith | Current | NatureServe |
18010102 | Mad-Redwood | Current | NatureServe |
18010209 | Lower Klamath | Current | NatureServe |