Invasion

Invasion Description

1st Record: Harbor/ME/Hodgdon's Cove (9/1954, USNM 28552, U.S. National Museum of Natural History 2014);

Geographic Extent

ME/Sheepscot River (1955, USNM 28553, U.S. National Museum of Natural History 2014); Boothbay Harbor/ME/Hodgdon's Cove (9/1954, USNM 28552, U.S. National Museum of Natural History 2014);