Invasion

Invasion Description

1st Record: Woods Hole/MA/Vineyard Sound-Buzzards Bay (1882, USNM, 30161, U.S. National Museum of Natural History 2015; Holmes 1905); CT/LongIsladn Sound (Beerman et al. 2020);. Genetic analysis connecsuggests an origin of Jassa marmorata from the Northwest Atlanitc, includng specimens from Connecticut, clustering with specimesn from Europe, the West Coast, and Peru, although specimens from Virignia were highly divergent. (Beerman et al. 2020)

Geographic Extent

Woods Hole/MA/Vineyard Sound-Buzzards Bay (1882, USNM, 30161, U.S. National Museum of Natural History 2015; Holmes 1905); 'southern New England' (Holmes 1905), Dennis/MA/Follins Pond (Conlan 1990); Brant Rock/Nantucket/Nantucket Sound (Conlan 1990); Woods Hole/MA/Vineyard Sound-Buzzards Bay (Holmes 1905); Penikese Island/MA/Buzzards Bay (1947, USNM 244223, U.S. National Museum of Natural History 2015); RI/Narragansett Bay (Holmes 1905); New Haven/CT/Long Island Sound (Conlan 1990); Brooklyn, New York/NY/Jamaica Bay (Conlan 1990); Seaside Heights/NJ/Atlantic Ocean (Conlan 1990); Ocean City/MD/Atlantic Ocean (Conlan 1990); VA/York River (Conlan 1990); VA/Atlanitc Ocean (Beerman et al. 2020, gentically divergent population)