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FishNet 2
USGS NAS| HUC Code | Watershed Name | Occurrence | Source |
| 17080005 | Lower Cowlitz | Historic | NatureServe |
| 17100103 | Upper Chehalis | Current | NatureServe |
| 17100104 | Lower Chehalis | Current | NatureServe |
| 17100105 | Grays Harbor | Current | NatureServe |
| 17100106 | Willpa Bay | Current | NatureServe |
| 17110014 | Puyallup | Historic | NatureServe |
| 17110015 | Nisqually | Current | NatureServe |
| 17110016 | Deschutes | Current | NatureServe |
| 17110017 | Skokomish | Current | NatureServe |
| 17110018 | Hood Canal | Historic | NatureServe |
| 17110019 | Puget Sound | Current | NatureServe |