BEWARE! Invasive Algae Found In Popular Leech Lake
Why does this matter, you may wonder?
According to the DNR website, starry stonewort provides unsuitable shelter, food, and nesting habitats for native animals and inhibits water recreationists by creating dense mats at the water s surface.
In summary, the invasive species cause recreational
and ecological damage.
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Not only has the algae appeared in Leech Lake, but has now been confirmed in 18 of Minnesota s 11,842 lakes, including Cass Lake and Lake Winnibigoshish. It must be stopped! what can I do to stop the spread of starry stonewort?
First, if you ever see the white star-shaped bulbils, report it to the DNR s area invasive species specialist.
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Starry stonewort confirmed in Leech Lake
Starry stonewort has never been eradicated from any U.S. lake, but treatment or careful removal can help reduce the risk of spread and lessen the impact on water-related recreational activities. Early detection is key to effective management.
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Starry stonewort is a bushy, bright green macro-algae. It produces a characteristic star-shaped bulbil. It looks similar to many native, beneficial grass-like algae, such as other stoneworts and muskgrasses found in Minnesota lakes and rivers, but can be distinguished based on its production of star-shaped bulbils. Minnesota Department of Natural Resources photo.
Starry stonewort confirmed in Leech Lake
The Minnesota Department of Natural Resources has confirmed the invasive algae starry stonewort in Leech Lake in Cass County.
A company removing aquatic plants contacted the DNR when its staff suspected finding starry stonewort near Anderson’s Cove Resort in Steamboat Bay. A DNR invasive species specialist confirmed starry stonewort throughout the marina, around and under docks and boats.
Leech Lake is largely within Leech Lake Band of Ojibwe reservation boundaries. The DNR Invasive Species Program is working with the Leech Lake Band of Ojibwe, the Leech Lake Association, property owners and local governments to discuss management options. State funds are available for an immediate response that could include hand pulling, herbicide applications and other methods as appropriate.