Invasion
Invasion Description
1st Record: Eureka/CA/Humboldt Bay (1876, Hemphill 1877, cited by Carlton 1979; Carlton 1979)
Geographic Extent
Eureka/CA/Humboldt Bay (1876, Hemphill 1877, cited by Carlton 1979; Carlton 1979); CA/Humboldt Bay ('common and abundant in marshes' Boyd et al. 2002)
Vectors
| Level | Vector |
|---|---|
| Alternate | Oyster Accidental |
| Alternate | Dry Ballast |
| Alternate | Cargo |