Invasion
Invasion Description
1st Record: Duluth/MN/Lake Superior, Duluth-Superior Harbor (2005, Trebitz et al. 2010; USGS Nonindigenous Aquatic Species Program 2012)
Geographic Extent
Duluth/MN/Lake Superior, Duluth-Superior Harbor (2005, Trebitz et al. 2010; USGS Nonindigenous Aquatic Species Program 2012)
Vectors
| Level | Vector |
|---|---|
| Alternate | Canal |
| Alternate | Fisheries Accidental (not Oyster) |
| Alternate | Aquatic Plant Shipments |
| Alternate | Ballast Water |