Invasion

Invasion Description

1st Record: approx. 1/2 mi N of Middle Bay lighthouse/AL/Mobile Bay (2008, USGS Nonindigenous Aquatic Species Program 2008)

Geographic Extent

approx. 1/2 mi N of Middle Bay lighthouse/AL/Mobile Bay (2008, USGS Nonindigenous Aquatic Species Program 2008); AL/Bon Secour River, at mouth along southern shore [in Bon Secour], Mobile Bay (8/26/2009, USGS Nonindigenous Aquatic Species Program 2009)