Invasion
Invasion Description
1st Record: Green Bay/WI/Lake Michigan (Mills et al. 1993)
Geographic Extent
Green Bay/WI/Lake Michigan (Mills et al. 1993); Alpena,/MI/Thunder Bay River near mouth, [Lake Huron] (USGS Nonindigenous Aquatic Species Program 2010); Port Sheldon/MI/Pigeon Lake at mouth of Pigeon River (USGS Nonindigenous Aquatic Species Program 2012)
Vectors
| Level | Vector |
|---|---|
| Alternate | Fisheries Intentional |
| Alternate | Fisheries Accidental (not Oyster) |
| Alternate | Aquatic Plant Shipments |
| Alternate | Pet Release |