Invasion
Invasion Description
1st Record: WA/Willapa Bay (1955, Carlton 1979, on Crassostrea gigas shell)
Geographic Extent
WA/Willapa Bay (1955, Carlton 1979, on Crassostrea gigas shell); Upper Palix River pilings/WA/Willapa Bay (0 ppt, Cohen et al. 2001); Bear River Pilings/WA/Willapa Bay (1 ppt, Cohen et al. 2001)
Vectors
Level | Vector |
---|---|
Alternate | Oyster Intentional |
Alternate | Ballast Water |
Alternate | Hull Fouling |