Invasion

Invasion Description

1st record: Nahant/MA/Massachusetts Bay (1899, Parker 1902)

Geographic Extent

Saint Patricks Parish/New Brunswick/Sam Orr's Pond, Passamaquoddy Bay (10/14/09, Saunders et al. 2013- no longer establsihed, 2017-2018, Ma et al. 2020); Eastport/ME/Cobscook Bay (Trott 2004); Blue Hill/ME/Blue Hill Bay (1949, Johnson and Shick 1977); Brewer South Freeport Marina, South Freeport/ME/Casco Bay (2003, MIT Sea Grant 2003); Newington/NH/Great Bay (1993, Blezard 1999); Spring Point Marina, South Portland/ME/Casco Bay (2010, Massachusetts Office of Coastal Zone Management 2013); Coastal Marine Lab, Portsmouth/NH/Great Bay (2006, Harris and Dijkstra 2008); Great Bay Marina, Newington/NH/Great Bay (2006, Harris and Dijkstra 2008); Cape Ann Marina, Gloucester/MA/Massachusetts Bay (2000, MIT Sea Grant 2003); Hawthorne Cove Maina, Salem/MA/Massachusetts Bay (2000, MIT Sea Grant 2003); Nahant/MA/Massachusetts Bay (1899, Parker 1902); Boston Harbor Islands/MA/Boston Harbor (2004, Bell et al. 2005); Constitution Marina, Boston/MA/Boston Harbor (2000, MIT Sea Grant 2003); Black Falcon Terminal, Boston/MA/Boston Harbor (2000, MIT Sea Grant 2003); Bay Pointe Marina, Quincy/MA/Boston Harbor (2000, MIT Sea Grant 2003); Brewers Plymouth Marina/Plymouth Harbor, Cape Cod Bay (2010, Massachusetts Office of Coastal Zone Management 2013); Sandwich Marina/MA/ Sandwich Harbor, Cape Cod Bay (2000, MIT Sea Grant 2003); Barnstable/MA/Barnstable Harbor, Cape Cod Bay (2000, MIT Sea Grant 2003)