Invasion

Invasion Description

1st Record: WA/Samish Bay (Puget Sound) (1924, Kincaid 1947, cited by Carlton 1979, 'on planted beds of oysters', not collected later at this site, not established)

Geographic Extent

Not established: WA/Samish Bay (Puget Sound) (1924, Kincaid 1947, cited by Carlton 1979, 'on planted beds of oysters', not collected later at this site)