Species Regional Summary
Echinogammarus ischnus
Lakes Huron, Superior and Michigan ( GL-I )

Invasion History Vectors Impacts References

Invasion

Invasion Description

1st Record: Sarnia/Ontario/Lake Huron (Dermott et al. 1998)

Geographic Extent

Sarnia/Ontario/Lake Huron (Dermott et al. 1998); Port Austin/MI/Lake Huron (2004, Kang et al. 2007); off St. Joseph/MI//Lake Michigan (1998, Nalepa et al. 2001); Michigan City/MI/Lake Michigan (1999, Nalepa et al. 2001); USGS Nonindigenous Aquatic Species Program 2008); Michigan City, St. Joseph, Muskegon, Ludington, Frankfort, and Charlevoix/MI-WI/Lake Michigan (1999, Nalepa et al. 2001); Escanaba/MI/Green Bay (2004, Kang et al. 2007);Thunder Bay/Ontario/Lake Superior (2001, Grigorevich et al. 2003, population status unknown); Duluth/MN/Duluth-Superior Harbor, Lake Superior (2005, Trebitz et al. 2012)

Vectors

Level Vector
Alternate Ballast Water
Alternate Natural Dispersal
Probable Canal

Regional Impacts

References

Full Reference List for Echinogammarus ischnus

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