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

Rock Lake -- Sandy Beach Launch

Location:

Rock Lake has the following aquatic invasive species:
Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Yellow Iris, Zebra Mussel To Excel
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DatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
09/18/2023Lake WinnebagoFond du Lac County0Information Not Available
09/03/2023Lake OkaucheeWaukesha County0Information Not Available
09/03/2023Lake RipleyJefferson County0Information Not Available
09/03/2023Lake MinacquaOneida County0Information Not Available
09/03/2023Long LakeWashburn County0Information Not Available
08/31/2023Lake KoshkonongJefferson County0Information Not Available
08/28/2023Lac LaBelleWaukesha County0Information Not Available
08/28/2023Lake RipleyJefferson County0Information Not Available
08/20/2023Lake KoshkonongJefferson County0Information Not Available
08/08/2023Lake WisconsinColumbia County0Information Not Available
07/30/2023Lake RipleyJefferson County0Information Not Available
07/30/2023Big Muskego Lake Waukesha County0Information Not Available
07/28/2023Beaver Dam Lake Dodge County0Information Not Available
07/22/2023Lauderdale LakeWalworth County0Information Not Available
07/22/2023St. Germaine LakeVilas County0Information Not Available
07/22/2023Lake KoshkonongJefferson County0Information Not Available
07/22/2023Browns Lake Racine County0Information Not Available
07/22/2023Lake RipleyJefferson County0Information Not Available
07/21/2023Lake MohawksinLincoln County0Information Not Available
07/19/2023Big Muskego LakeWaukesha County0Information Not Available
07/19/2023Lake RipleyJefferson County0Information Not Available
07/18/2023Delavan lakeWalworth County0Information Not Available
07/16/2023Lake KoshkonongJefferson County0Information Not Available
07/15/2023Big Muskego lake Waukesha County0Information Not Available
07/15/2023Lake Ripley Jefferson County0Information Not Available
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