Invasion

Invasion Description

1st Record: Jefferson Parish Waterworks across from New Orleans/LA/Mississippi River (R.M. 105) (USGS Nonindigenous Aquatic Species Program 2008), 1st Record: LA/Atchafalaya River Basin at Bayou Little Sorrel about 3 miles east of its confluence with Sixmile Lake (USGS Nonindigenous Aquatic Species Program 2008), 1st Record: in Lockport at Bollinger Shipyard/LA/Bayou Lafourche (1997, USGS Nonindigenous Aquatic Species Program 2012), 1st Record: at Berwick/Bayou Vista Joint Waterworks/LA/Bayou Teche, about 1 mile from the confluence with the Atchafalaya River (1993, USGS Nonindigenous Aquatic Species Program 2012), 1st Record: Lacassine National Wildlife Refuge/LA/Lake Arthur, Mermentau drainage (2005, USGS Nonindigenous Aquatic Species Program 2012)

Geographic Extent

LMRK = 333 and LMRK 428 in the vicinity of Baton Rouge/LA/Mississippi River (Allen et al. 1999); ,Jefferson Parrish Waterworks across from New Orleans/LA/ Mississippi River (R.M. 105) (USGS Nonindigenous Aquatic Species Program 2008); near Venice/LA/Mississippi River at the mouth (~R.M. 10) (USGS Nonindigenous Aquatic Species Program 2008);, LA/Atchafalaya River Basin at Bayou Little Sorrel about 3 miles east of its confluence with Sixmile Lake (USGS Nonindigenous Aquatic Species Program 2008); Establishment in the lower Atchafalaya Basin is seasonal with summer die-offs due to high temperature and low oxygen (Mihuc et al. 1999)., in Lockport at Bollinger Shipyard/LA/Bayou Lafourche (1997, USGS Nonindigenous Aquatic Species Program 2012), at Berwick/Bayou Vista Joint Waterworks/LA/Bayou Teche, about 1 mile from the confluence with the Atchafalaya River (1993, USGS Nonindigenous Aquatic Species Program 2012); ~12 mi SW of Morgan City/LA/Wax Lake (1995, USGS Nonindigenous Aquatic Species Program 2012), Lacassine National Wildlife Refuge/LA/Lake Arthur, Mermentau drainage (2005, USGS Nonindigenous Aquatic Species Program 2012)