Invasion
Invasion Description
1st Record: CA/Tomales Bay (1965, Johnson and Juskevice 1965, cited by Carlton 1979)
Geographic Extent
CA/Tomales Bay (1965, Johnson and Juskevice 1965, cited by Carlton 1979)
Vectors
| Level | Vector |
|---|---|
| Probable | Oyster Accidental |
Regional Impacts
| Ecological Impact | Competition | |
| Competition is suspected with Nutricola tantilla (=Transennella tantilla), rarely found together in the same samples (Narchi 1971; Carlton 1979). | ||