Invasion

Invasion Description

None

Geographic Extent

MA/Massachusetts Bay, locally occurring northwards (Gosner 1978); Digby/Nova Scotia/St. Marys Bay (Rawlings et al. 2011, museum records); Nova Scotia/Bay of Fundy (Rawlings et al. 2011, many museum records); New Brunswick/Passamaquoddy Bay (Rawlings et al. 2011, museum records); Bar Harbor/ME/Frenchman's Bay (ANSP 94443, Academy of Natural Sciences of Philadelphia 2013); ME/Leadbetters Narrows, W. Penobscot Bay (ANSP 232533, Academy of Natural Sciences of Philadelphia 2013); Cape Elizabeth/ME/Kettle Cove (ANSP 354549, Academy of Natural Sciences of Philadelphia 2013); Gloucester/ME/Folly Cove (ANSP 411875, Academy of Natural Sciences of Philadelphia 2013); Indian Neck, Welfleet/MA/Wellfleet Harbor (USNM 825614, U.S. National Museum of Natural History 2013)