Invasion

Invasion Description

None

Geographic Extent

MA-VA/Atlantic Ocean (Meehan et al. 1989); Barn Island Salt Marsh, Pawcatuck/CT/Little Narragansett Bay (Meehan 1985); NJ/Newark Bay (Meehan 1985); Avon-by-the-Sea/NJ/Shark River (Meehan 1985); MD/Potomac River (Meehan et al. 1989); Oxford/MD/Tred Avon River (Vainola 2003)