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

Dutch Hollow Lake -- Access off Dutch Hollow Road

Location:

Dutch Hollow Lake has the following aquatic invasive species:
Banded Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Hybrid Eurasian / Northern Water-Milfoil, Purple Loosestrife To Excel
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DatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
06/20/2025Castle Rock LakeGrant County0Information Not Available
06/11/2025Lake RedstoneSauk County0Information Not Available
06/10/2025Lake RedstoneSauk County0Information Not Available
06/06/2025White MoundSauk County0Information Not Available
06/05/2025Lake WisconsinWaukesha County0Information Not Available
05/29/2025Lake WIWaukesha County0Information Not Available
09/14/2024Wisconsn RiverSauk County0Information Not Available
09/08/2024Lake RedstoneSauk County0Information Not Available
09/02/2024White MoundSauk County0Information Not Available
09/02/2024Lake RedstoneSauk County0Information Not Available
09/02/2024Lake RedstoneSauk County0Information Not Available
08/16/2024Ripleyx-Other Surrounding State0Information Not Available
08/12/2024White MoundSauk County0Information Not Available
07/29/2024Lake RedstoneSauk County0Information Not Available
07/16/2024White MoundSauk County0Information Not Available
07/07/2024Lake MinonaDane County0Information Not Available
07/07/2024Castle RockJuneau County0Information Not Available
07/07/2024Wisconsin RiverSauk County0Information Not Available
07/07/2024Not sureJackson County0Information Not Available
07/07/2024not sureJackson County0Information Not Available
07/07/2024Wolf LakeAdams County0Information Not Available
07/03/2024Lake LeeSauk County0Information Not Available
07/03/2024Lake RedstoneSauk County0Information Not Available
07/03/2024Wisconsin RiverJuneau County0Information Not Available
06/04/2024Lake WingraDane County0Information Not Available
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