Invasion
Invasion Description
1st Record: CA/Richardson's Bay, San Francisco Bay (1946, Hand 1957)
Geographic Extent
CA/Richardson's Bay, San Francisco Bay (1946, Hand 1957); Bay Farm Island, Alameda County/CA/San Francisco Bay (1953, Hand 1957); CA/San Francisco Bay; Hayward/CA/Hayward Landing Marsh, San Francisco Bay (Hand and Uhlinger 1994)
Vectors
| Level | Vector |
|---|---|
| Alternate | Ballast Water |
| Alternate | Oyster Accidental |
| Alternate | Hull Fouling |