Invasion
Invasion Description
1st Record: WA/Snohomish River (1991, one specimen, Cordell and Morrison 1996)
Geographic Extent
WA/Snohomish River (1991, one specimen, Cordell and Morrison 1996)
Vectors
| Level | Vector |
|---|---|
| Probable | Ballast Water |
1st Record: WA/Snohomish River (1991, one specimen, Cordell and Morrison 1996)
WA/Snohomish River (1991, one specimen, Cordell and Morrison 1996)
| Level | Vector |
|---|---|
| Probable | Ballast Water |