Lakes
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Satellite Monitoring (Secchi)
Monitoring Objectives The monitoring objective is to assess lake water quality on approximately 8,000 lakes in Wisconsin by inferring water clarity from satellite imagery on an annual basis. This information is freely available to the public as…
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Remote Sensing: Frequently Asked Questions
What is water clarity? Water clarity or Secchi disk depth is probably the most common limnological parameter measured in lakes today. The Secchi disk was invented by Father Pietro Angelo Secchi, an astronomer and scientific adviser to the Pope…
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Remote Sensing: Resources
The capabilities for the remote sensing of water quality at the DNR are tied to the availability of Landsat 7 ETM+ and Landsat 8 OLI-TIRS data through the NASA/USGS Landsat Program. This data is used for the operational satellite retrieval of water…
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Remote Sensing of Water Quality
Remote sensing presents a cost efficient complementary approach for a more comprehensive assessment of lakes across Wisconsin. The use of remote sensing for the assessment of our aquatic resources provides several advantages compared to conventional…
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Wisconsin Lakes Partnership
Since its genesis in the early 1970s, the Wisconsin Lakes Partnership has been recognized as a national model of collaboration. Three groups form the core of this team: the DNR supplies the technical expertise and regulatory authority; the UW-…
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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…