Invasion
Invasion Description
1st Record: MI/Lake Michigan Basin (1906, Mills et al. 1993)
Geographic Extent
Lake Michigan basin (1906, Mills et al. 1993; USGS Nonindigenous Aquatic Species Program 2014) 2009); Chicago/IL/Chicago River (Clench 1962); Chicago/IL/Calumet River (Clench 1962); Lake Huron (1980, Mackie et al. 1980, cited by USGS Nonindigenous Aquatic Species Program 2014)
Vectors
| Level | Vector |
|---|---|
| Alternate | Pet Release |
| Alternate | Aquatic Plant Shipments |
| Alternate | Canal |