Species Regional Summary
Dreissena polymorpha
_CDA_L072 (Pigeon-Wiscoggin) ( L072 )

Invasion

Invasion Description

1st Record: at mouth of bay and Sand Point area/MI/Lake Huron, Saginaw Bay (1990, USGS Nonindigenous Aquatic Species Program 2012)

Geographic Extent

at mouth of bay and Sand Point area/MI/Lake Huron, Saginaw Bay (1990, USGS Nonindigenous Aquatic Species Program 2012)

Vectors

Level	Vector
Alternate	Ballast Water
Alternate	Hull Fouling

Regional Impacts

References

2003-2015 Nonindigenous Aquatic Species Database. Gainesville, FL. http://nas.er.usgs.gov