PosterTitles&PresenterInformation
Thursday,March31st
3:30–5:00pm
HolidayInnConventionCenterCommons
TOPIC:AquaticInvasiveSpecies
Cattails(Typhaspp.):HowVolunteersCanTracktheirPresenceandIdentification
JoyMarburger,PurdueUniversityNorthCentral
jmarburg@frontier.com
Cattails(Typhaspp.)havebecomeadominantplantgroupinwetlandsandfreshwatercoastlines
acrossNorthAmericaduringthepast150years.TherearethreerecognizedspeciesinNorthAmerica:
TyphalatifoliaL.(broadleafcattail),T.domingensisPers.(southerncattail),andT.angustifoliaL.
(narrowleafcattail).RecentstudieshaveshownthathybridizationoftheT.latifoliaandT.angustifolia
hasoccurredthroughouttheMidwest.T.angustifoliaisconsideredtohaveenteredtheeastandwest
coastoftheU.S.viashipballastduringthemid-1800s.Thehybridsspreadmorerapidlythaneitherof
thespecies.AcitizensciencewebsitewasestablishedwiththeUSGSforvolunteerstotrackthe
presenceofallcattailtaxa.Volunteerscanenterdata,locations,photos,andmorphologicaldatathat
canbeassessedfordeterminingmanagementstrategies.
ChangestoChapterNR40,WisconsinAdministrativeCode
AmyKretlow,WisconsinDepartmentofNaturalResources
Amy.Kretlow@Wisconsin.gov
TheStateofWisconsinreviseditsinvasivespeciesidentification,classification,andcontrolrule
(chapterNR40,Wis.Admin.Code)in2015.Significantchangestothelawinclude:delistingtwo
species,listing49newprohibitedand32newrestrictedspecies,split-listing(prohibited/restricted)two
species,changingtheregulatedstatusoffivespecies,andcreatingaphase-outperiodforrestricted
plantstominimizeimpactstothenurseryindustryandfacilitatecompliance.Otherchangesclarifyrule
languageandstreamlineimplementation.Theintentistopreventinvasivespeciesfrombecoming
establishedinWisconsinandpreventalready-establishedspeciesfromspreadingwithinthestate.The
lawseekstopreventecologicalandeconomicimpactsassociatedwithinvasivespeciesbyprohibiting
andrestrictingtheintroduction,possession,transfer,andtransportofcertainplantsandanimals.
CreatingBoot/Wader-CleaningStationstoPreventSpreadofAquaticInvasiveSpecies
KaycieStushek,UniversityofWisconsin–Madison
stushek@wisc.edu
Throughout2014and2015,partnersfromaroundthestatecametogethertoreachoutwiththe
messageofinvasivespeciestoanoften-forgottenusergroup:waterfowlhunters.Byreforming
stationsthatRiverAlliancehadprovidedtoAnglersintroutstreams,aprojectwasbornthatcreated
boot/wader-cleaningstationswithinformativesignsgearedtowardhunters.Thesestationswereto
provideaquaticinvasivespecies(AIS)preventionstepsandcleaningmethodsrightattheirfingertips,
orboottips,rather.
Infallof2015,educatorsacrossthestatebuiltthesestationsandplacedthemathigh-trafficked
landings.PartnershipswithRiverAlliance,WisconsinDepartmentofNaturalResources,GreatLakes
RestorationInitiative,UW-Extension,WisconsinWaterfowlAssociation,andmultipleCountyAIS
coordinatorsmadethesestationspossible.
Thispresentationhighlightseducatorfeedback,partnershipsmadeinbuildingthestations,andnext
stepstowardsmeasuringusage.
FloweringRush:ImpactsandManagement
ChrisHamerla,GoldenSandsResourceConservationandDevelopmentCouncil,Inc.
chris.hamerla@goldensandsrcd.org
FloweringRush:ImpactsandManagement-"FloweringRushisaninvasive,emergentandsubmersed
plantthatisthreateningtodamageWisconsinlakes.Thispresentationwillaimtogiveviewersthe
following:
-IdentificationofFloweringRushincomparisontonativegrassesandrushes
-FloweringRushlifecycleandbiologicalcharacteristics
-Ecologicalimpacts
-Managementoptionsandremovaltechniques
-Properdisposalafterremoval"
GreatLakesNuisance:InvasiveCommonReed(Phragmitesaustralisssp.australis)
JacobCerminar,UniversityofWisconsin–StevensPoint
jcerm567@uwsp.edu
Theinvasivecommonreed(Phragmitesaustralisssp.australis)isaseriousnuisanceinmuchofthe
GreatLakesregion.Inadditiontoremovalofthespecies,restorationofformerPhragmites-dominated
sitesiskeytore-instatingtheirnaturalecosystemservices.Theobjectiveofourstudywasto
determinethecompositionofplantsthatwouldnaturallygerminatefromtheexistingseedbankafter
35yearsofPhragmitescoverandtwoapplicationsoftheherbicideImazapyr.Oursecondobjectivewas
todeterminethegerminationrateofnative,wild-collectedseedinsoilsamplesfromthissite.Early
resultsshow19plantspeciessuccessfullygerminatingfromtheseedbank,andseveraladditional
speciesgerminatingfromsownseeds.
HandRemovalofYellowFloatingHeart(Nymphoidespeltata)LakeGordon,ForestCounty
JohnPreuss,LumberjackResourceConservationsandDevelopmentCouncil,Inc.
johnpreuss@frontier.com
Yellowfloatingheart(Nymphoidespeltata)wasdiscoveredintwolocationsonLakeGordonAugust
14thduringaGLRIEarlyDetectionlakesurvey.LakeGordonisa51acrelakelocatedinForestCounty
inthemiddleofthenationalforest.ItisthefirstnaturallakeinWisconsintogetthisNR40prohibited
invasivespecies.OnAugust17thChrisHamerlaandJohnPreusshandpulledthetwopopulations.
Thisposterwillcoveridentifyingcharacteristics,nativelookalikes,handpullingconsiderations,
obstaclestoconsider,wayofintroductionandcurrent2015results.Thiseradicationeffortofyellow
floatingheartstrictlyusedhandremovalwithnochemicalsusedduringtheprocess.
Interns&VolunteersMonitoringwithBeaverCreekReserveCitizenScienceCenter
EmilyLind,BeaverCreekReserve
emily@beavercreekreserve.org
BeaverCreekReserveCitizenScienceCentersummerinternsmonitoredtheLowerChippewaRiver
fromEauClairetotheMississippiRiverusingRiverAllianceofWisconsin'sProjectRED(RiverineEarly
Detectors)protocol.Theytrained20citizenscientiststohelpthemwiththeirefforts.Fiveinvasive
speciesweredocumented,oneofwhichwasapioneeringpopulationofJapaneseknotweedthatthe
CitizenScienceCenterisnowworkingtocontrol.SummerinternsalsoparticipatedinCleanBoats,
CleanWaters,sharingtheStopAquaticHitchhikersmessagewithChippewaRiverusers.Theirfindings
weresharedattheCelebratetheChippewaRiverConferenceinChippewaFalls,WisconsininAugust,
2015.
TheMilfoilWeevil(Euhrychiopsislecontei)asaBiologicalControl
JamesMiazga,UniversityofWisconsin–StevensPoint
jmiaz964@uwsp.edu
Themilfoilweevil(Euhrychiopsislecontei)iswidespreadinWisconsinlakesandisastrongcandidate
forbiologicalcontrolofEurasianwatermilfoil(Myriophyllumspicatum).Thepurposeofthecurrent
studywastotestweevilgrowthanddevelopmentsuccessonthreegroupsofmilfoilplants:northern
watermilfoil,hybridnorthernxEurasianwatermilfoil,andthreepopulationsofpureEurasian
watermilfoil.Duringsummerof2015,plantsandweevilswerecollectedfromnorthernWisconsin
lakesforuseinlaboratoryexperimentconductedat25°C.Individualmilfoilweeviladultswereisolated
toovipositeggsonindividualmilfoilplantsfromeachofthefivemilfoilgroups,withfivereplicate
plantsineachgroup.Eachhostplantwitheggswasthenisolatedinseparatecylindricaltubesto
closelymonitordevelopmenttimeofweevilsfromeggtoadult.Althoughsamplesizeswerenot
sufficienttodetectstatistically-significantdifferencesamonggroups,patternsinthedatasuggest
differencesamongplantgroupsinpercenteggshatchingandpercentofmilfoildamagedandno
discernibledifferencesamongplantgroupsinfecundityortimetooviposition.Thesedataare
consistentwiththeobservationoflargedifferencesindensityofnaturalpopulationsofthemilfoil
weevil.
MilfoilWeevils(Euhrychiopsislecontei)StudyResults
AmyThorstenson,GoldenSandResourceConservation&DevelopmentCouncil,Inc.
amy.thorstenson@goldensandsrcd.org
Milfoilweevils(Euhrychiopsislecontei)havebeenshowntobeeffectiveinimpactingEurasian
watermilfoilwheninhighenoughnumbers.Artificialstockingofweevilsmayhelptoreachpopulation
densitiescapableofcontrol.Since2011,collaborativeresearchbetweenWisconsinDepartmentof
NaturalResourcesandGoldenSandsResourceConservation&DevelopmentCouncil,Inc.hasbeen
developingmethodsforvolunteerstoraisetheirownweevilsforstockingandtrackingwhathappens
inthelakeaftertheweevilsarereleased.Enteringintothefinalyearofthisresearch,findoutwhatwe
havelearnedsofar.
RapidResponseActionsFollowingtheDiscoveryofRoundGobiesinLittleLake,ButtedesMorts
MichelleNault,WisconsinDepartmentofNaturalResources
michelle.nault@wisconsin.gov
InAugust2015,theinvasiveroundgoby(Neogobiusmelanostomus)wascaughtbyananglerbelowthe
NeenahDaminLittleLakeButtedesMorts(WinnebagoCo.),whichislocatedattheoutletofLake
Winnebago.Thisconfirmedreportisthefurthestupstreamrecordofthisnon-nativefishspeciesinthe
FoxRiversystem,anditishypothesizedthatthespecieswasintroducedintothesystemviaanillegal
baitbuckettransfer.Thisposterwillhighlighttherapidresponseactionstakeninlieuofthis
unfortunatefinding,andthestepswhichhaveoccurredtopreventfurtherupstreamspreadofthis
speciesintotheLakeWinnebagosystemandbeyond.Wewillsummarizeoutreachandmonitoring
effortswhichoccurredaftertheinitialdiscovery,anddiscussfuturemonitoring,management,and
outreacheffortsplannedfor2016andbeyond.
RapidResponseintheDiscoveryofWaterLettuce(Pistiastratiotes)
SusanGraham,WisconsinDepartmentofNaturalResources
Susan.graham@wisconsin.gov
InlateJuly2015,theNR40prohibitedspecies,waterlettuce(Pistiastratiotes)wasdiscoveredin
UniversityBayofLakeMendota,DaneCounty.ThediscoverytriggeredtheWDNR'sAISRapidResponse
protocolandutilizedbothWDNRstaffandvolunteerstoquicklysurveythebayandadjacentareas
whileremovingalloftheplantsthatcouldbefound.Theireffortsprovideanexamplethatwehope
willhelpothersdealingwithnewinvasivespeciesdetections.
RapidResponsetotheAquaticInvasiveSpeciesStarryStonewort(Nitellopsisobtuse)
TimPlude,WisconsinDepartmentofNaturalResources
timothy.plude@wi.gov
Thisposterwillsummarizetheactivitiesthatwereprescribedtorapidlyrespondtothenewinvaderof
WIwaters,starrystonewort,Nitellopsisobtusa.SincetheSeptember2014discoveryinLittleMuskego
Laketherehasbeenaflurryofactivitytomonitormanyotherarealakestodetectthespeciesandto
alsomanagethecontainmentofanypopulationsinWI.Unfortunately,the2015monitoringeffort
identifiedfiveotherlakeswithpopulationsofstarrystonewort.Thisposterwillincludedetailsonthe
rapidresponseactionstakenbyeachofthesenewlyinfestedlakes.
RichlandCountyWillowCreekWatershedJapaneseKnotweedRemovalProject
DonBarrette,SouthwestBadgerResourceConservationandDevelopmentCouncil,Inc.
don.barrette@swbadger.org
Thisposterisa5yearprojectthatrepresents5individualphasesofcoordinating,surveying
(monitoring),planningandimplementingalargescaleprojectdesignedtocontrolaJapanese
KnotweedpopulationontheWillowCreekWatershedinRichlandCounty.TheKnotweedwas
discoveredin2011andwearecurrentlyinphase5oftheproject.Theposterisalsorepresentativeof
cooperationbetweencountystaff,localmunicipalities,privatelandowners,naturalresourceusers
(TroutUnlimitedMembers)andprivatecitizenswhowerehelpfulinAISmonitoringandproject
completionstoremove/controlaninvasivespeciesonastateclassifiedtroutstream.
SpinyWaterFleas:TroubleforFreshwaterSystems
AaronO’Connell,UniversityofWisconsin–Platteville
oconnella@uwplatt.edu
MytalkwillgooversomeofthebasicsofwhatSpinyWaterFleasareandwhytheyaresuchanuisance
infreshwatersystems.Iwilldiscusshowtheyaresoeasilytransferredfromsystemtosystem(i.e.
morphologicalcharacteristics)andwhatcanbedonetohelppreventspread.Also,Iwillgointosome
ofmyresearchIconductedthissummeronTroutlakelookingattheearlyeffectsofSpinyWaterFleas
onalakesystem.Inconclusion,Iwillpointoutsomeeasytechniquesthatcanbeconductedinorderto
checkfor/monitortheinvasivecladoceraninlakes.Iwouldlikemyaudiencetotake-awayhow
detrimentalSpinyWaterFleascanbetoasystem,waystopreventspread,andwhattheycandoto
jointheeffort.
WITrappers:InvasiveSpeciesPartnersonLand,inWater,andAllPointsIn-between
ChrisHamerla,GoldenSandResourceConservationandDevelopmentCouncil,Inc.
chris.hamerla@goldensandsrcd.org
Trapperstypicallycovermanymiles,reusingequipmentinnumerouswaterbodiesandproperties.
Trappershaveagoodknowledgeofhabitatandcanbeveryusefuleyesonthelandscape.Whilemany
areawareofinvasivespecies,preventionstepscanbeanoversightorperhapsnoteventhoughtof.
Thisposterencouragestrapperstopreventthespreadofinvasivespeciesbycleaningequipmentand
footwear.Italsogiveseducatorsachecklistofthingstocoverwhenengagingthetrappingcommunity
andpotentiallyopensdoorstonewpartnershipsandvolunteers.
TOPIC:CitizenScience
15,000ft2ShorelandBufferRestorationProject
MollyMcKay,LangladeCounty
MMcKay@co.langlade.wi.us
Theproposedposterwilldisplaytheprocessandsuccessofthe15,000ft^2shorelandbuffer
restorationthattookplacealongtheshorelineofLakeMohawksinduringthesummerof2015.The
restorationwasfundedthroughaDNRLakeProtectionGrantandtookplaceatSARAParkwithinthe
CityofTomahawk.Theonlyvegetationwithinthisareapriortotherestorationwasturfgrass.Runoff
fromtheParkwouldflowoverthisareaandstraightintothelake.LangladeCounty,LincolnCounty,
andtheCityofTomahawkofferedtheirtimeandstafftorestorethisareawithnativeplantsto
reestablishanaturalbufferarea.OneofthedeliverablesoftheLakeProtectionGrantistodisplaya
posterofthisprojectattheWisconsinLakesPartnershipConvention.
DigitalObservationTechnologySkills(DOTS)program–YouthEducation
Dr.R.JustinHougham,MarcNutter,AlexNussbaum,TaylorRiedl,andSarahBurgess,Universityof
Wisconsin-Extension,UphamWoodsOutdoorLearningCenter
marc.nutter@ces.uwex.edu
Wisconsin4-HYouthDevelopmentEnvironmentalEducationandUphamWoodsOutdoorLearning
Centerofferseducators,youth,andvolunteerstheDigitalObservationTechnologySkills(DOTS)
program.TheDOTSprogramisanoutdoorSTEMlessonthatusesmodernmobiletechnologytoolsto
connecttoday’sstudentstotheoutdoorsinnewandinnovativeways.Thisinquiry-basedprogram
navigatesthebasicsofthescientificmethodandfocusesontheimportanceofgoodscientific
communication.Specifically,theobservationequipmentinthisprojectcanallowstudentstocollect
dataformanydifferentcitizenscienceinitiativesaroundthestateofWisconsin.Participantsusethe
technologytoolsfoundintheDOTSkitstomakeobservations,takemeasurements,explorethemicro
andmacrodetailsoftheirenvironment,andlearnhowtoembracetheirinnerscientists.Topics
enhancedthroughthismethodincludedfoodandagriculturalsystems,climatescience,natural
resources,riparianecology,andcitizenscience.
LakeLevelMonitoring:FluctuatingWaterLevels–HistoricalData
AnneKretschmann,NorthLakelandDiscoveryCenter
anne@discoverycenter.net
HistoricaldataindicatethatsurfacewaterlevelsinnorthernWisconsinarefluctuatingmorenowthan
intherecentpast.InthenorthernhighlandlakedistrictofVilasCounty,concernaboutrecordlowlake
levelsin2008spurredlocalcitizensandlakeassociationstoformalakelevelmonitoringnetwork
comprisedofcitizenscientistswhichisthefirstofitskindinWisconsin.Thenetworkisadministeredby
theNorthLakelandDiscoveryCenter(NLDC)inpartnershipwiththeLacduFlambeauTribalNatural
ResourcesDepartmentandwithtechnicalguidancefromlimnologistsatUW-MadisonTroutLake
ResearchStation.Citizenscientistsinstallgeographicbenchmarksandstaffgauges.Theretentionrate
forlakesmonitoredis100%andtheprogramhasexpandedfrom4lakesto40lakesin2016.Local
interestandparticipationishigh,perhapsduetothevaluethatcitizensplaceonlakesandconcerns
aboutwaterlevelsandlong-termtrends.
StatewideVolunteerLake-levelMonitoringProgram
JoshuaWied,WisconsinDepartmentofNaturalResources
joshua.wied@wisconsin.gov
Toaddressthegrowingconcernforthehealthofaquaticlifeinsurfacewatersaffectedbydrought,
climatechange,andgroundwaterwithdrawals,theWisconsinDepartmentofNaturalResources
(WDNR)andtheUniversityofWisconsin-Extensiondevelopedastatewidevolunteerlake-level
monitoringprogram.ThiseffortbuildsupontheexistingnetworkofvolunteersintheCitizenLake
MonitoringNetwork(CLMN).Inastatewithover15,000lakes,partnershipswithlocalvolunteers,
nonprofitgroups,andcountystaffarecrucialforfillinggapsinwaterlevelrecords.In2015,17lakes
wereselectedacrossnorthernWisconsintohavestaffgaugesinstalledandweremonitoredbyCLMN
volunteersthroughouttheyear.Buildingonthesuccessofthefirstyearoftheprogram,WDNRis
expandingtomonitormorelakesin2016.Thisposteroutlinesthemonitoringprotocols,quality
assuranceplan,andtrainingworkshopsdevelopedforcitizensparticipatinginthelakelevelmonitoring
program.
VolunteerDatatoLessonPlans
JohnPreuss,LumberjackResourceConservationandDevelopmentCouncil,Inc.
SandyWickman,UniversityofWisconsin-ExtensionLakes
sandra.wickman@wisconsin.gov
Thereisawealthofwaterqualitydatathatisavailabletothepublic-datacollectedbyvolunteers,
resourceprofessionalsandconsultants.Wewouldliketoexplorethepossibilityofmakingthisdata
availabletoteachersforlessonplansandforcurriculum.
Wewouldliketoexplorethedevelopmentoflessonplansthatwouldincludeinformationonwater
quality,graphing,basiclimnologyprinciplesaswellasbiocontrolforpurpleloosestrifeandmonitoring
ofnativeandnon-nativeaquaticplants.
Water-relatedVolunteerOpportunitiesinWisconsin
PaulSkawinski,UniversityofWisconsin-ExtensionLakes
Paul.Skawinski@uwsp.edu
Thisposterwillprovideanoverviewofthemanycitizenvolunteermonitoringprogramsacross
Wisconsinthatrelatetowater.
TOPIC:Ecology
Aeration’sEffectonAlgae:AReviewofSuccessandFailures
PatrickGoodwin,StateUniversityofNewYork
patrick.goodwin@vertexwaterfeatures.com
Areviewofsuccessandfailures-"Bottomaerationisarestorationtoolcommonlyusedforimproving
multipleaspectsoflakehealth,includingtheoccurrenceofalgalbloomsandthequalityofalgal
assemblages.
Theintensemixingbroughtaboutbyartificiallyaeratingalakecanaffectanalgalcommunityby:(i)
increasingdissolvedoxygenconcentrationsandchangingthelake’swaterchemistry(pH,carbon
dioxideandalkalinity),whichcanleadtoamoredesirableshiftinanalgalcommunity;(ii)reducing
levelsofinternalnutrientcyclingwithinalake,whichreducesthelargeamountofnutrientsusedto
sustainalgalblooms;(iii)decreasingtheamountofsolarenergyavailableforphotosynthesis;(iv)
favoringalgalspeciesthattendtosinkquicklyandneedmixingcurrentstoremainsuspendedinthe
upperwatercolumn(e.g.diatoms);and(v)mixingalgae-eatingzooplanktonintodeeper,darker
waters,therebyreducingtheirpredationbysight-feedingfish,andincreasingtheirabilitytograzeon
algaecells.
Thispresentationdiscussesthecurrentliteratureregardingaeration’seffectonlakealgalcommunities
andoutlinessuccessesandfailuresassociatedwiththislakemanagementapproach,alongwiththe
majorfactorsthattendtoinfluencetheoutcomeofanyaerationbasedmanagementstrategy.
TOPIC:Education
DevelopingandSustainingaLakeshoreHabitatRestorationTrainingforProfessionalsinWisconsin
PatrickGoggin,UniversityofWisconsin-ExtensionLakes
pgoggin@uwsp.edu
TheWisconsinLakesPartnershipembarkedonofferingathree-daycertificationprogramon
“Lakeshorehabitatrestorationtrainingforprofessionals”in2014.Sixty+peoplehavebeencertifiedin
theprogramoverthefirsttwoyearsaspartofCrews1&2.Participantsexperiencedatwo-day
classroomsessionthatreviewedstatestandardsandregulations,permitting,designingand
implementingconservationpractices,strategiesforformingpartnershipsandworkingeffectivelywith
lakefrontpropertyownersonprojects,andbasicsofrestoringhabitatalonglakeshoresincludingsoils
ID,nativeplantselection,andothersiteanalysissteps.Cost-sharefundingandgrantresources
thatsupportlakeshorerestorationwerefeaturedaswell,aswereGreenIndustryandcountypartner
profiles,monitoringandmaintenancestrategies,andaprimeronerosioncontrolassessmentand
techniques.Thethirddayofthetraininginvolvedtakinganexamandparticipationin
afielddayaspartoftheNorthAmericanStormwaterandErosionControlAssociation-Wisconsin
Chapter’sfallfielddayattheAmericanExcelsiorlabinRiceLake,Wisconsin.Fielddayparticipants
weretakenthroughassortedfieldstationsthatdemonstratederosioncontrolproductsandallowed
attendeestospeakwithproductrepresentatives.
Partakersalsowereshownvariousbmp’sproperlyandimproperlyinstalledandotherhabitat
restorationtechniquesinahands-onforum.Futuredirectionsoftheprogramincluderefiningthe
coursematerials,wideningparticipationbygreenindustryandtribalpartners,and
bolsteringwebresourcesthatsupportpractitionersoflakeshorehabitatrestorationinWisconsin.
WisconsinGeographicNamesCouncil(WGNC)–NameThatLake
DavidWinston,WisconsinDepartmentofNaturalResources
david.winston@wisconsin.gov
Thereare6,598namedlakesandreservoirsinWisconsin.Haveyoueverwonderedwhonamedthem?
TheWisconsinGeographicNamesCouncil(WGNC)isalittleknownintra-agencycouncilthatplaysan
importantroleinestablishingtheauthoritativeofficialstatenameoflakes,rivers,islands,andother
geographicfeaturesinthestate.EstablishedoriginallyastheWisconsinGeographicBoardin1931and
modeledaftertheUnitedStatesBoardonGeographicNames,theWGNChasbeeninchargeofstate
namesfor85years.LearnaboutthehistoryofthisCouncilandotherfunfactsaboutgeographic
namesinWisconsin.
TOPIC:LakeManagement
NewMethodforMeasuringDissolvedNutrients
DonKButton,BigSandLakePreservationAssociation
dkbutton@alaska.edu
Theconcentrationofdissolvednutrientssuchasphosphorusareakeyfactorsforunderstanding
anthropogenicpollutionwhenhigh,andindeterminingaquaticsystemproductivitywhenlow.For
oligotrophicsystemssuchasheadwaterlakes,theseconcentrationsarecriticalwhensmall.The
availablearedifficulttodeterminebecausetheyarediluteandincludemicrobestoosmallforfacile
removalandaddunavailablenutrients.Thismethodtargetsthetrueconcentrationofdissolved
nutrients.Itdependsontheuptakerateofaddedradioactivenutrienttosamplestogetherwitha
progressionofaddednutrientsthatisunlabeled.Uptakeoftheradioactivityisslowedbycompetition
withunlabelednutrient,bothaddedandnaturallypresent.Themathematicsofcompetitiveinhibition
allowevaluationofthisendogenousfractionfromtheradioactiveandtheunlabeled.Theassociated
formulationsprovidenewtechnologyforevaluatingimportantprocessessuchastheamountthat
anticipatedwarmingwillslowmicrobialactivity.
Wisconsin’sNewHealthyLakesInitiative:TechnicalAssistance&FundingforLakeshoreBest
Practices
PatrickGoggin,UniversityofWisconsin-ExtensionLakes
pgoggin@uwsp.edu
TheWisconsinLakesPartnershiprecentlyimplementedanewstatewideinitiativeprovidingtechnical
assistanceandfundingforsimpleandrelativelyinexpensiveshorelandhabitatandrunoffanderosion
controlbestpractices.“HealthyLakes”istheoutcomeofaleangovernmentprojecttostreamlinethe
administrativeprocessforgrantfundingwhilesimultaneouslysimplifyingtechnicalinformationfor
lakeshorepropertyownersandlakegroups,municipalities,andotherpartnerorganizations.Launched
inlate2014,HealthyLakeshasalreadyreceivedpositivefeedbackandwidespreadgeographicinterest.
PublicparticipationandlessonslearnedfromsocialmarketingstudiesshapedHealthyLakesandwill
continuetobethekeystoitssuccess.Nextstepsincludeauser-friendly,autonomouswebsite,
programandbestpracticeevaluation,andintegratingtheinitiativeintolong-termadministrativecode.
ThissessionwillincludeanoverviewofHealthyLakes,includingthefivebestpracticesbeing
promoted.
TOPIC:NativePlants&Animals
HowtoIdentifyCommonMacroscopicAlgaeinWisconsin’sLakes
GinaLaLiberte,WisconsinDepartmentofNaturalResources
gina.laliberte@wisconsin.gov
They’renotjust“seaweed”orpondscum–algaearecriticalmembersoflakefoodwebs,andtheycan
tellyousomethingaboutwhatisgoingoninyourlake.Learntoidentifysomeofthecommon
macroscopicalgaethatwefindgrowinginWisconsin’slakes,andlearnwhattheyrevealaboutlake
conditions.Freshandpreservedspecimenswillbeavailableforcloserexamination.
Non-nativeAquaticMacrophytesPoseManyDifferentThreatstotheBiologicalDiversityand
StabilityofFreshwaterEcosystems
NicholasMcCarney,GeorgeWilliamsCollegeofAuroraUniversity
nmccarney01@aurora.edu
Non-nativeaquaticmacrophytesposemanydifferentthreatstothebiologicaldiversityandstabilityof
freshwaterecosystems.GenevaLake,Wisconsinisapopulartouristdestinationandisconsequently
exposedtoinvasionandestablishmentofnon-nativeaquaticmacrophytes.Inordertoinventorythe
aquaticmacrophytepopulation,aPointIntersectsurveywasconductedduringthesummerof2015.
Forassessingthesurvey’sresults,thelakewasdividedintoseparatezonesbaseduponlocationand
naturalbreaks.UsingaSimpsonDiversityIndex,thecollectiondatawasevaluatedfordiversity,
richness,andfrequencyofnon-nativeaquaticmacrophytesrelativetothenativeaquaticmacrophyte
community.Inareaswithlowerbiodiversity,largerpopulationsofnon-nativeaquaticmacrophytesare
present.Relationshipbetweenhumanactivitiesandlackofbiodiversityissuspectedinseveralareas.
Theanalyzeddataconstructsanadaptableframeworkformonitoringandpossiblemethodologyfor
themanagementofnativeaquaticmacrophytepopulations.
TOPIC:Research
ConservationofGeneticResourcesisaVitalComponentofWalleye(Sandervitreus)Managementin
Wisconsin
MichaelVaske,UniversityofWisconsin–StevensPoint
Michael.F.Vaske@uwsp.edu
ConservationofgeneticresourcesisavitalcomponentofWalleyeSandervitreusmanagementin
Wisconsin.Maintaininggeneticdiversityisespeciallyimportantwithinthepropagationprogram.Our
objectiveswereto(1)comparethegeneticdiversitywithinWisconsin’sferalWalleyebroodstockwith
geneticdiversitylevelsinothernaturallyrecruiting,WisconsinWalleyepopulations;and(2)determine
ifvaryinglevelsofsamplingeffortinfluencemeasuredgeneticdiversitylevels.Geneticdiversitywithin
thebroodfishwascomparabletoothernorthernWisconsinpopulations.Somebroodstockpopulations
werenotgeneticallyrepresentativeoftheregionalgeneticstock,suggestingalternativebroodstock
populationsshouldbeused.Resultsalsosuggestthatincreasedtemporalsamplingshouldbe
conductedtoobtainlargernumbersofbroodfishandincreasegeneticdiversitywithinprogeny.Results
fromthisresearchwillbeusedtodevelopageneticbroodstockmanagementplantohelpensurethat
theWisconsinDNRisoperatingusingthebestpossiblemanagementpractices.
EvaluationofLarge-scaleLow-dose2,4-DTreatmentsforEurasianandHybridWatermilfoilControl
AcrossMultipleWisconsinLakes
MichelleNault,WisconsinDepartmentofNaturalResources
michelle.nault@wisconsin.gov
Twenty-twolakeswerestudiedpre-andpost-treatmenttomonitorlarge-scaleandlow-dose(73-500
μg/L)2,4-Ddissipationanddegradationpatterns,anddeterminetheefficacyandselectivityofthese
treatmentsforlakewideEurasianwatermilfoil(Myriophyllumspicatum;EWM)andhybridwatermilfoil
(MyriophyllumspicatumxM.sibiricum;HWM)control.Herbicidemonitoringresultsrevealedslow2,4Ddegradationratesandlongexposuretimeswithmanyofthesetreatments.Milfoilcontrolranged
from4-100%,withsustainedmulti-yearcontrolobservedinsomelakes.IncomparisontopureEWM
populations,reducedcontrolwasobservedinmanyofthelakeswithconfirmedHWMpopulations.
Severalnativeplantspeciesalsoshowedsignificantdeclinespost-treatment,withvariationinrecovery
observedovertime.Althoughmilfoilcontrolwasachievedwithsomeofthesetreatments,variationin
herbicidepersistence,observationsofreducedcontrolinsomehybridgenotypes,non-targetimpacts
tocertainnativeplants,anduncertainlong-termbioticandabioticeffectsdemonstratetheneedfor
additionalresearch,monitoringandfieldstudies.
IdentifyingSpatialandTemporalPatternsofAnthropogenicNitrogenDepositionandtheInfluence
onAquaticCommunityChangeinWisconsinLakes
KristaSlemmons,UniversityofWisconsin-StevensPoint
kslemmon@uwsp.edu
Thehealthofaquaticprimaryproducers,onwhichallspeciesdepend,isvitaltothefunctionand
servicesprovidedbyfreshwater.Overtime,starkchangesinprimaryproducers,particularlydiatom
abundanceandcommunitycomposition,canindicatethatthesecommunitieshavereachedan
ecologicalthreshold.Thisisapparentinregionswhereelevatedlevelsofnitrogenareassociatedwith
ecologicalshifts.WeexaminedsedimentcoresfromWisconsinLakesalonganitrogengradientto
identifythepointatwhichdiatomcommunitieschanged.Weconductednitrogenisotopicanalysisto
identifythesourceofnitrogenandwhethershiftsinthesourceofnitrogencorrelatetoaquatic
communitychange.WepresentourpreliminaryfindingsfromCrampton,BoulderandPikeLakes.
Theseresultshavedirectimplicationstothewisemanagementofthewateronwhichwedependand
canlendsuggestionstotheestablishmentofcriticalnitrogenthresholdstodiminishecologicalchange
asaresultofpollutants.
SecchiDepthDataCollectedbyCitizenLakeMonitoringNetwork(CLMN)VolunteersProvidesthe
FoundationfortheOperationalRemoteSensingofWaterClarity
DanielaGurlin,WisconsinDepartmentofNaturalResources
Daniela.Gurlin@wisconsin.gov
SecchidepthdatacollectedbyCitizenLakeMonitoringNetwork(CLMN)volunteersprovidesthe
foundationfortheoperationalremotesensingofwaterclarityattheWisconsinDNR.Theon-thegroundSecchidepthdataiscollectedwhenthesatellitesfromtheNASA/USGSLandsatProgramare
overheadandusedtocalibrateamodelforthesatelliteretrievalofwaterclarity.Thecalibratedmodel
isusedtoproducesatelliteretrievedsummerwaterclaritymapsandaveragesummerwaterclarity
valuesforlakesacrossWisconsin.The2014statewidewaterclaritycompositerepresentsa
combinationoffourofthesesummerwaterclaritymapsandwasderivedfrom16Landsat7ETM+and
Landsat8OLIimages.WeplantoprovideaccesstothisproductthroughtheLakesandAquaticInvasive
Species(AIS)MappingToolthisspringandwouldliketoinvitethepublictoapreviewofourlatest
waterclarityproductwiththisposter.
ShorelineandBenthicAquaticDebrisResearch–GenevaLake
ChristopherWells,GeorgeWilliamsCollegeofAuroraUniversity
cwels@gwc.aurora.edu
GeorgeWilliamsCollegeofAuroraUniversityandGenevaLakeEnvironmentalAgencycollaboratedon
tworesearchprojectsthatstudiedtheamount,typeandimpactofaquaticdebris(persistenthumanmadesolidmaterial)onGenevaLake’sshorelineandbenthic(bottom)communities.Theshoreline
studyinvestigatedthenine-milestretchofshorelinebetweentheGeorgeWilliamsCollegecampusand
thecityofLakeGeneva.Asmartphoneapplication,MarineDebrisTracker,wasusedtorecordthe
types,quantitiesandlocationsofdebristhatwasfound.Thebenthicstudyinvestigatedfivelocations
onthelake,somehavingavarietyofusesuchasmooringandfishingandothershavingrelativelylowuse.Adivermarkedoutunderwatertransects,andaremotelyoperatedvehicle(ROV)wasusedto
inspectthelakebottomforaquaticdebrisalongthosetransects.TheTownofLinnFireDepartment
graciouslyassistedtheworkbytakingtheresearchersoutonthefireboatTheGuardianthatservedas
aplatformforconductingthebenthicresearch.
TOPIC:Rivers,Streams&Watershed
"ImpairedWaters"AppearsSometimesinMediaReports,ButTheyNeverReallyExplainWhatThat
Means
ReesaEvans,AdamsCounty
revans@co.adams.wi.us
Theterm"impairedwaters"appearssometimesinmediareports,buttheyneverreallyexplainwhat
thatmeans.ThisposterwilladdresstheEPArequirements,whatcriteriamightbeusedtodeclarea
waterbody"impaired"andhowthatdesignationaffectswhatmayhappeninthewaterbodyinthe
future.
TheLowerFoxRiverandGreenBayareImpairedbyExcessiveLoadingsofPhosphorusand
Sediments
ScottHeinritz,FoxValleyTechnicalCollege
heinrits@fvtc.edu
TheLowerFoxRiverandGreenBayareimpairedbyexcessiveloadingsofphosphorusandsediments.A
portionoftheseloadingsmayoriginatefromnon-pointsourcesthatdischargeintothirteentributary
streamstotheFoxRiver.Thisprojectisanextensionofthewell-establishedWAVprogramandasks
volunteerstocollectandsubmitsurfacewatersamplesfromallthirteentributarystreamsforanalysis
oftotalphosphorus,dissolvedreactivephosphorus,totalsuspendedsolidsandtransparency.In
addition,streamflowandmacroinvertebratesampleswerecollected.
RiparianZonesareImportantFiltrationSystemsthatareOftenOverlooked
RicardoJaimes,RiponCollege
Jaimesr@ripon.edu
Inthesummerof2015astreamsurveyonSilverCreekinFondduLacCounty(WI)flowingintoGreen
Lake(GreenLakeCounty,WI)wasconducted.Thesurveywaspartofthecollectiveeffortfromthe
FundduLacCounty,GreenLakeCounty,andGreenLakeAssociationtosurveytheGreenLake
watershed.Thegoalistosurveytheentirewatershedinordertohavedataonthestreambanksto
betterassesserosionandtocontrolphosphoruslevels.ThedatafromtheSilverCreeksurveyincludes
over500differentpointonthecreekthathavebeenobservedforerosion,bankstability,riparianzone
health,invasivespeciesandnutrientenrichmentpresent.