Invasion

Invasion Description

1st Records: Sandwich/MA/Cape Cod Canal (2007, Mathieson et al. 2007); Rowes Wharf/Boston/Boston Harbor (2007, Mathieson et al. 2007)

Geographic Extent

Walpole/ME/Damariscotta River (2017, Capistrant-Foss and Brawley 2019); Newington/NH/Great Bay (2014, Capistrant-Foss and Brawley 2019); Rowes Wharf/Boston/Boston Harbor (2007, Mathieson et al. 2007; 2010, 2013, Massachusetts Office of Coastal Zone Management 2013; Mathieson 2016, 42 21 23N, 71 0266 W); Sandwich/MA/Cape Cod Canal (2007, Mathieson et al. 2007; 2010, Massachusetts Office of Coastal Zone Management 2013; Mathieson 2016, 41 46 14N, 70 3 12W);