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FEDERATIONOFONTARIOCOTTAGERSASSOCIATIONS17NomatterhowtheyarriveatyourwaterfrontareainvasivespeciesareneverawelcomesightTheycomeinallshapesandsizesasplantsinsectsfishormollusks.UnfortunatelymanycanalreadybefoundinOntario.AsianCarpBigheadandSilverjumpingcarpspeciesareinvasivefishwiththepotentialtodevastatetheGreatLakesecosystembyconsumingenormousamountsoffoodanddisplacingnativefish.CurrentlyanelectricbarrierinChicagoisthelastlineofdefenceintendedtokeepAsiancarpoutoftheGreatLakes.AlthoughrecentstudieshaveshowntracesofeDNAinLakeErienoestablishedreproducingpopulationofAsiancarphasbeenconfirmedyet.EmeraldAshBorerEABThegrub-likelarvaeofthisinvasivebeetleboreunderashbarktofeedonthetreetissueseventuallydestroyingthetree.EABwasfirstfoundintheDetroitWindsorareain2002andhasquicklyspreadthroughoutmuchofsouthernOntariomostlyduetohumantransmissionofinfestedwood.TheCanadianFoodandInspectionAgencyCFIAhasestablishedregulatedareasashtreematerialsandfirewoodofallspeciescannotberemovedfromtheseinfestedregions.CFIAisnowworkingwithcitiesmunicipalitiesandotherlocalgroupsonpreventionandmonitoringinhopesofreducingspread.LearnthesignsandsymptomsofEABinfestation.Buyandburnfirewoodlocally.DontmovewoodJapaneseKnotweed-Thisinvasiveplantgrowsquicklyintalldenseclumpsandisunfortunatelybecomingfamiliartocottagecountryresidents.Onceestablishedtheplantgrowsaggressivelyanditsextensiveundergroundrootsystemisextremelyhardtoeradicate.Catchitearlyinsmallclumpsforthebestchanceofmanagement.ControlbyFOCAInvasiveSpeciesCornerremovingrootsandstalksoftheplantplaceinblackplasticbagsanddisposeinregulargarbageratherthancomposting.EurasianWatermilfoilOriginallyintroducedtoNorthAmericathroughtheballastwaterof19thcenturyshipsthisinvasiveplantmayhavealsospreadduetouseasanaquariumspeciesandinwatergardens.Afast-growingperennialunderthewatersurfacemilfoilhasbecomeoneofthemostwidelydistributedinvasiveaquaticplantsonthecontinentchokingoutotherspeciesandaffectingoxygenlevelsinthewater.TinypiecescandevelopintonewplantssocuttingorharvestingorboatpropelleractionininfestedareascanintensifytheproblemThereisabiologicalcontrolavailablethatusesthenativemilfoilweevilstockedbybiologistsasanaturalpredatoroftheplant.HydrillaAlthoughithasnotyetbeendetectedinCanadathisaggressiveaquaticplanthasbeenfoundinupstateNewYorkandisworkingitswaynorth.Earlydetectionandcontainmentwillbecritical.WhatcanyoudoSomegeneralbestpracticesaregardenusingonlynon-invasiveplantsdisposeofbaitproperlybuyfirewoodlocallyandinspectandcleanyourboatandmotorwhenchangingwaterbodies.KnowwhattolookforandthentakeactionFindimagesandmoreatwww.foca.on.caenvironment.IfyouidentifyanyinvadingspeciesnearyourcottagethissummercalltheInvadingSpecieshotlineat1-800-563-7711.fromTracyLoganFOCA