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Phragmites Control

Phragmites are threatening the health of Michigan’s wetlands and shorelines. The best time to start control and management of phragmites is right now.

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Red Swamp Crayfish

The red swamp crayfish has been detected in Michigan. Learn more about identifying and reporting the red swamp crayfish here.

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New Boating and Fishing Laws for 2019

New boating and fishing laws to protect Michigan’s waterways against the spread of invasive species took effect March 21, 2019. Click here to learn more about how these changes may affect you. Additionally, check out the video below from Michigan EGLE on how you can help stop aquatic hitchhikers.  

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Round gobies and Michigan Lakes

Another recent invader causing considerable concern is the a small bottom-dwelling fish with a large head resembling that of a tadpole. First discovered in Lake St. Clair in 1990, presumably introduced via ballast water from transoceanic vessels, the round goby and the tubenose goby have spread to Lakes Erie, Michigan and Superior and to many […]

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The Eurasian Ruffe

The Eurasian ruffe (Gymnocephalus cernuus) warrants particular attention because of its  great potential for adversely affecting the multibillion-dollar Great Lakes sport fishery.  The ruffe is a small but aggressive fish native to Eurasia. It was introduced into Lake Superior’s Duluth/Superior harbor area in the mid-1980s in the ballast water of an trans-oceanic ship. Research between […]

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Eurasian watermilfoil reproduces by fragmentation

Eurasian watermilfoil reproduces by fragmentation, thus it does not rely on seed for reproduction. This reproduction allows for the plant fragments to be dispersed and carried by water currents and wind or inadvertently picked up by boaters.

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