Invasion

Invasion Description

1st Record: Long Island/NY/Great South Bay (1984-1986, Lent et al. 1990, cited by Briggs and Waldman 2002)., 1st Record: NJ/Sparkill Marsh, Hudson River (1991, Mills et al. 1997), 1st Record: Waquoit/MA/Quashnet River (1999, Hartel 2002; USGS Nonindigenous Aquatic Species Program, 2010)

Geographic Extent

Long Island/NY/Great South Bay (1984-1986, Lent et al. 1990, cited by Briggs and Waldman 2002)., NJ/Sparkill Marsh, Hudson River (1991, Mills et al. 1997); Bronx/NY/Bronx River (2000, Rachlin et al. 2007), Waquoit/MA/Quashnet River (1999, Hartel 2002; USGS Nonindigenous Aquatic Species Program, 2010)