Invasion

Invasion Description

1st Record: Provincetown/MA/Cape Cod Bay (1876, Winston and Hayward 2012, not established)

Geographic Extent

Provincetown/MA/Cape Cod Bay (1876, Winston and Hayward 2012, not established); Sandwich Marna/MA/Cape Cod Bay (2018, Commonwealth of Massachusetts, Executive Office of Energy and Environmental Affairs, Office of Coastal Zone Management 2020);