Invasion
Invasion Description
1st Record: WA/Willapa River (1971, USGS Nonindigenous Aquatic Species Program 2007)
Geographic Extent
WA/Willapa River (1971, USGS Nonindigenous Aquatic Species Program 2007)
Vectors
| Level | Vector |
|---|---|
| Alternate | Fisheries Intentional |
| Alternate | Fisheries Accidental (not Oyster) |
| Alternate | Discarded Bait |