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 Superior -- Washburn Marina Access

Location:

Lake Superior has the following aquatic invasive species:
Curly-Leaf Pondweed, Rainbow Smelt To Excel
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DatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
07/02/2023Lake Michigan  0Information Not Available
06/17/2023Long LakeChippewa County0Information Not Available
09/02/2019Little Sand BayBayfield County0Information Not Available
08/30/2019Pike Lake ChainBayfield County0Information Not Available
08/25/2019Lake Minongx-Minnesota0Information Not Available
07/28/2019Lake Michiganx-Other Surrounding State0Information Not Available
07/20/2019Little Sand BayBayfield County0Information Not Available
07/20/2019Lac Courte OreillesSawyer County2390800Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Rusty Crayfish
07/20/2019Trout LakeVilas County2331600Banded Mystery Snail, Rusty Crayfish, Spiny Waterflea
07/18/2019PerchBayfield County0Information Not Available
09/09/2018Lac Courte OreillesSawyer County2390800Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Rusty Crayfish
09/09/2018Heart LakeVilas County989000 
08/16/2018Sand LakeBayfield County0Information Not Available
07/30/2018Lake ChippewaSawyer County2399700Chinese Mystery Snail, Eurasian Water-Milfoil, Purple Loosestrife
07/01/2018Beaver LakeWaukesha County774400Eurasian Water-Milfoil, Reed Manna Grass, Rusty Crayfish, Zebra Mussel
06/08/2018Miles LakePierce County0Information Not Available
06/08/2018Fence LakeVilas County2323000Banded Mystery Snail, Rainbow Smelt
06/08/2018Mississippix-Minnesota0Information Not Available
08/05/2017Gile FlowageIron County2942300Banded Mystery Snail, Chinese Mystery Snail, Spiny Waterflea
08/04/2017St. Croix Riverx-Minnesota0Information Not Available
07/29/2017Manitowish LakeVilas County2329400Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Purple Loosestrife, Rusty Crayfish
07/29/2017Pike Chain Of Lakes 13Bayfield County2902700 
07/23/2017Wapogasset LakePolk County2618000Chinese Mystery Snail, Curly-Leaf Pondweed, Japanese knotweed (Fallopia japonica), Yellow Iris
07/21/2017Namekagon LakeBayfield County2732600Chinese Mystery Snail, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife
07/21/2017Brule RiverIron County0Information Not Available
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