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Outdoors: Iowa DNR to treat Iowa Great Lakes for invasive Eurasian watermilfoil

SPIRIT LAKE — The Iowa Department of Natural Resources confirmed Eurasian watermilfoil is growing at multiple locations in East Okoboji Lake, Upper Gar Lake, Lake Minnewashta and Lower Gar Lake in Dickinson County.

The Iowa DNR Aquatic Plant Management team monitors 153 sites at the Iowa Great Lakes each year. Each site is visited twice each year to detect invasive plants in early stages of growth and allow the DNR to quickly develop management plans to control the plants.

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