Idea to combat invasive species: Create fresh water preserves in Minnesota lakes

Flowering rush grows among native lilies.
Flowering rush grows among native lilies and bulrushes on Lake Sallie near Detroit Lakes. A research project led by the Pelican River Watershed District found a way to control the invasive plant and limit damage to native plants through carefully timed herbicide applications.
Dan Gunderson | MPR News

The annual statewide aquatic invasive species conference is underway this week in St. Cloud.

One of the ideas presented at the conference comes from Peter Sorensen, a researcher at the University of Minnesota. Sorensen would like to see Minnesota create "fresh water preserves" or "stewardship areas." He wants to set aside parts of lakes or rivers in an effort to protect the ecosystem.

To hear the entire conversation, select the audio link above.

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