Invasive Species

CFRE Student with Salmon

InvasiveSpecies

InvasivespeciesareadetrimenttotheGreatLakesecosystem.LearnmoreabouthowCFREisstudyingandcombattingthembelow.

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EuropeanFrog-Bit

Europeanfrog-bit(EFB)isafree-floatingplantnativetoEuropeandAsiathathasinvadedMichiganwaters.Itisconsideredaninvasivespecies.EFBisknowntoformdensematsandpresumablyhasadverseeffectsonnativespecies,butourecologicalunderstandingofEFBintheGreatLakesisinitsinfancy.EFBwasfirstdetectedintheSt.MarysRiverin2010,buthassincebecomeestablishedthroughoutMunuscongandRaberbays.

OurresearchfocusesonidentifyinghabitatcharacteristicsmostassociatedwithEFBinfestation,assessingtheresponsesofplants,macroinvertebrates,andfishes,andhandremovalofEFBincoastalwetlandsoftheSt.MarysRiver.

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LearningtoManageRockSnot(Didymo),anEcologicallyDisruptiveDiatom,inMichiganWaters

RockSnot,scientificallyknownasDidymospheniageminata(Didymo),isastalk-producingdiatomthatwasfirstobservedbloomingintheSt.MarysRiverin2015.ThiswastheonlyrecordofaDidymobloominMichiganwatersand,todate,bloomshavepersisted,butverylittleisknownaboutthisnuisancediatomintheregion.

CFREscientistsandstudents,alongwithUS(UniversityofWisconsin-Oshkosh)andCanadian(Gespe’gewaqMi’gmaqResourceCouncil)partners,areconductingresearchtounderstandthespreadofDidymointheregion,thevulnerabilityofothernearbywaterstobeinginvadedbyDidymo,andtheenvironmentalconditionsthattriggernuisanceblooms.

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