Invasion

Invasion Description

1st Record: Sandwich/MA/Eastern end of Cape Cod Canal (1981, R. Whittaker to JTC,. personal communication, 1984)

Geographic Extent

Green Harbor Marina, Marshfield/ME/Cape Cod Bay (2013, Wells et al. 2014); Sandwich/MA/Eastern end of Cape Cod Canal (1981, R. Whittaker to JTC,. personal communication, 1984); Sandwich Marina/MA/Cape Cod Bay (2000, MIT Sea Grant 2007)