Environmental Protection
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Critical Habitat Areas
Every waterbody has critical habitat - those areas that are most important to the overall health of the aquatic plants and animals. Remarkably, 80 percent of the plants and animals on the state's endangered and threatened species list spend all or…
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Blue-Green Algae
Report a Bloom Report significant blue-green algae blooms to DNRHABS@wisconsin.gov. Please include the location of the bloom, the name of the water body, nearest town, county, the size and duration of the bloom, and overall and close-up…
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Citizen Lake Monitoring Network
Enter Data Log in to enter your data. The Citizen Lake Monitoring Network, the core of the Wisconsin Lakes Partnership, creates a bond between over 1,000 citizen volunteers statewide and the DNR. Our goals are to collect high quality data, to…
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Clean Boats, Clean Waters (CBCW)
For more information on CBCW and COVID-19, please visit the UW-Extension Lakes CBCW website. Enter Data Log in to enter your data.
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Research Articles and Agency Reports on Aquatic Plants and Invasive Species
This page lists links to peer-reviewed publications and agency reports related to invasive species, aquatic plants and their management. If you are interested in reading beyond the abstracts of the peer-reviewed articles, contact the…
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Aquatic Plant Information, Tools and Research
APM Resources The DNR is committed to the study of aquatic plant communities and aquatic plant management (APM). We evaluate and report on APM activities, provide public education and outreach related to aquatic plants and have developed several…
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Aquatic Plant Management Rules
The following rules all relate to Aquatic Plant Management (APM).
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Chemical Fact Sheets
General Herbicide Frequently Asked Questions Pesticides The Wisconsin Department of Natural Resources provides fact sheets on each of the pesticides used for the management of aquatic plants and control of other aquatic organisms.
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Aquatic Plant Management (APM) Permit Application Forms
We thank you for your patience as we review your permits. Your permit will be viewable in the ePermitting system once it has gone through the intake process, which reviews your application for completeness and correctness. Please be advised, any…
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Aquatic Plants
Aquatic plants form the foundation of healthy and flourishing lake ecosystems - both within lakes and rivers and on the shores around them. They not only protect water quality, but they also produce life-giving oxygen. Aquatic plants are a lake's…