Invasion

Invasion Description

1st Record: Nova Scotia/Shubencadie River, Cobequid Bay, Bay of Fundy (1922, Berkeley and Berkeley 1956).

Geographic Extent

Delaps Cove/Nova Scotia/Bay of Fundy (Pettibone 1963); Kingsport/Nova Scotia/Minas Basin (Pettibone 1963); Five Islands//Nova Scotia/Minas Basin (Pettibone 1963); Avonport/Nova Scoita/Minas Basin (2012, Einfeldt et al. 2014); Minudie/Nova Scotia/Chignecto Bay (2012, Einfeldt et al. 2014); Nova Scotia/Shubencadie River, Cobequid Bay, Bay of Fundy (1922, Berkeley and Berkely 1956); New Horton/New Brunswick/Bay of Fundy (Pettibone 1963); Daniels Flats, Cape Hopewell/New Brunswick/Petitecodiac River, Bay of Fundy (2012, Einfeldt et al. 2014); St. Johns/New Brunswick/Reversing Falls, St. Johns River, Bay of Fundy (1935, Berkeley and Berkeley 1956; 2012, Einfeldt et al. 2014); Robbinston/ME/St. Croix River (Pettibone 1963); Machias/ME/Starboard Creek (Pettibone 1963); Millbridge/ME/Narragaugus River (2012, Einfeldt et al. 2014); Waldoboro/ME/Medomak River (Einfeldt et al. 2014); Boothbay Harbor/ME/Hodgdon's Cove (9/1954, USNM 28552, U.S. National Museum of Natural History 2014); ME/Sheepscot River (1955, USNM 28553, U.S. National Museum of Natural History 2014); Edgecomb/ME/Cross River (6/1966, USNM 34559, U.S. National Museum of Natural History 2014); Durham/NH/Beard's Creek emptying into Oyster River (5/7/1953, MCZ IZ 35699, Museum of Comparative Zoology 2014); Fox Point, Durham/NH/Great Bay (7/24/1962, YPM IZ 002407 AN, Yale Peabody Museum of Natural History 2014); Cape Ann, Gloucester/MA/Annisquam River (Pettibone 1963); Revere/MA/Massachusetts Bay (2/1968, USNM 58133, U.S. National Museum of Natural History 2014); World's End, Hingham/MA/Massachusetts Bay (2001, MCZ IZ 37251, Museum of Comparative Zoology 2014); Third Cliff, Scituate/Massachusetts Bay (10/1965, USNM 58131, U.S. National Museum of Natural History 2014)