Aquatic Invasive Species
Contact information
For information on Lakes in Wisconsin, contact:
DNR Lake
Division of Water
Bureau of Water Quality
Clean Boats, Clean Waters Contacts

Lake Michigan -- South Shore Milwaukee

Location:

Lake Michigan has the following aquatic invasive species:
Eurasian Water-Milfoil, Round Goby, Zebra Mussel To Excel
DatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
08/14/2021Lake MichiganMilwaukee County0Information Not Available
08/14/2021Lake MichiganMilwaukee County0Information Not Available
06/17/2018Little Cedar LakeWashington County25100Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Phragmites (non-native), Purple Loosestrife, Spiny Naiad, Starry Stonewort, Yellow Iris, Zebra Mussel
07/30/2016Nagawicka LakeWaukesha County828000Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife, Zebra Mussel
07/30/2016Browns LakeRacine County750300Asiatic Clam (Corbicula), Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Spiny Naiad, Zebra Mussel
07/30/2016Wind LakeRacine County761700Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Purple Loosestrife, Starry Stonewort, Zebra Mussel
07/30/2016Okauchee LakeWaukesha County850300Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife, Starry Stonewort, Zebra Mussel
06/26/2016Nagawicka LakeWaukesha County828000Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife, Zebra Mussel
06/26/2016Nagawicka LakeWaukesha County828000Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife, Zebra Mussel
06/26/2016Tichigan LakeRacine County763600Curly-Leaf Pondweed, Eurasian Water-Milfoil, Flowering Rush, Purple Loosestrife, Zebra Mussel
06/26/2016Tichigan LakeRacine County763600Curly-Leaf Pondweed, Eurasian Water-Milfoil, Flowering Rush, Purple Loosestrife, Zebra Mussel
06/26/2016Sugarbush LakeVilas County0Information Not Available
06/26/2016Delavan LakeWalworth County793600Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Ornamental water lilies (non-native Nymphaea sp.), Pennywort, Phragmites (non-native), Purple Loosestrife, Sacred Lotus, Zebra Mussel
06/26/2016Sugarbush LakeVilas County0Information Not Available
06/26/2016Delavan LakeWalworth County793600Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Ornamental water lilies (non-native Nymphaea sp.), Pennywort, Phragmites (non-native), Purple Loosestrife, Sacred Lotus, Zebra Mussel
07/04/2015Pewaukee LakeWaukesha County772000Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Purple Loosestrife, Starry Stonewort, Zebra Mussel
07/04/2015Pewaukee LakeWaukesha County772000Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Purple Loosestrife, Starry Stonewort, Zebra Mussel
07/04/2015all of lake Michigan sturgeon bay, two rivers 0Information Not Available