Invasion
Invasion Description
1st record: Coyote Point/CA/San Francisco Bay (1977, Silva 1979; Josselyn and West 1985, cited by Cohen and Carlton 1995) Rocky outer coast regions of the West Coast have apparently native Codium, known as C. f. subsp. californicum, which appear sto be distinct from the introduced C. fragile growing in San Francisco Bay (Silva 1979; Trowbridge 1998; Miller et al. 2011).
Geographic Extent
CA/Tomales Bay (Miller 2004); Coyote Point/CA/San Francisco Bay (1977, Silva 1979; Josselyn and West 1985, cited by Cohen and Carlton 1995); Redwood City (Palo Alto)/CA/San Francisco Bay (1993, Cohen and Carlton 1995); Richmond to San Leandro/CA/East San Francisco Bay (1993, Cohen and Carlton 1995); Pier 39 (San Francisco)/San Francisco Bay (1993, Cohen and Carlton 1995); Presido Yacht Club, San Francisco/CA/Golden Gate (2004, Cohen et al. 2005); Richmond Marina/CA/San Francisco Bay (2004, Cohen et al. 2005; Coyote Point Marina/CA/San Francisco Bay (2004, Cohen et al. 2005)
Vectors
| Level | Vector |
|---|---|
| Alternate | Hull Fouling |
| Alternate | Oyster Accidental |
| Probable | Discarded Bait |
| Alternate | Fisheries Accidental (not Oyster) |
| Alternate | Ballast Water |