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 Monona -- Olin Park Access

Location:

Lake Monona has the following aquatic invasive species:
Banded Mystery Snail, Chinese Mystery Snail, Curly-Leaf Pondweed, Eurasian Water-Milfoil, Spiny Waterflea, Zebra Mussel To Excel
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DatePrior WaterbodyCountyWBICKnown Aquatic Invasive Species
08/19/2025Lake WaubesaDane County0Information Not Available
08/15/2025Fence LakeVilas County0Information Not Available
08/07/2025Mississippi RiverLa Crosse County0Information Not Available
08/01/2025Upper Phantom LakeWaukesha County0Information Not Available
08/01/2025Lake MendotaDane County0Information Not Available
07/29/2025Lake MendotaDane County0Information Not Available
07/29/2025Lake MendotaDane County0Information Not Available
07/20/2025Lake WaubesaDane County0Information Not Available
07/20/2025Lake WisconsinSauk County0Information Not Available
07/18/2025Geary State Fishing Lake and wildlife areax-Michigan0Information Not Available
07/18/2025Upper Post LakeOneida County0Information Not Available
07/18/2025Okauchee LakeWaukesha County0Information Not Available
07/18/2025Lake MendotaDane County0Information Not Available
07/17/2025Lake WaubesaDane County0Information Not Available
07/17/2025Lake WaubesaDane County0Information Not Available
07/13/2025Lake WaubesaDane County0Information Not Available
07/13/2025Lake MendotaDane County0Information Not Available
07/13/2025Pelican LakeOneida County0Information Not Available
07/13/2025Lake MendotaDane County0Information Not Available
07/13/2025Lake WingraDane County0Information Not Available
07/13/2025Devil's LakeSauk County0Information Not Available
07/13/2025Lake Mendota Dane County0Information Not Available
07/13/2025Lake Winnebago Winnebago County0Information Not Available
07/13/2025Lake MendotaDane County0Information Not Available
07/13/2025Little Cedar LakeWashington County0Information Not Available
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