Invasion
Invasion Description
1st Record: from downriver side of HWY 64 bridge to 300 m downriver (river mouth)/MI/Ontonagon River (1997, USGS Nonindigenous Aquatic Species Program 2012)
Geographic Extent
from downriver side of HWY 64 bridge to 300 m downriver (river mouth)/MI/Ontonagon River (1997, USGS Nonindigenous Aquatic Species Program 2012)
Vectors
Level | Vector |
---|---|
Alternate | Ballast Water |
Alternate | Hull Fouling |