Invasion
Invasion Description
1st Record: CA/Morro Bay (1964, Powell 1970, as S. unicornis)
Geographic Extent
CA/Morro Bay (1964, Powell 1970; 1972, Carlton 1979; Needles 2007, as S. unicornis; Needles and Wendt 2012); Ryland et al. 2014
Vectors
| Level | Vector |
|---|---|
| Alternate | Oyster Accidental |
| Alternate | None |
| Alternate | Hull Fouling |