CommunityEcosystemMonitoringUsingMacroinvertebrateMonitoringtoAssessRiverHealth ���

Presenta6onbySythonPhetdaoheuangandDerinHenderson

2016GREATERMEKONGFORUMONWATER,FOOD,ANDENERGY

ProjectSitesMacro-InvertebrateBiomonitoringWhere?

§  PilotedinMay2013ontheSeutandTongRiversinVienFaneProvinceMay2014,anaddiFonaleightriversacrossVienFaneandBolikhamxayProvinceswereaddedtothestudy

§  IncreasednumberofsamplelocaFonsfrom12to21across10differentwaterways

Who?§  TAF,Fishbio,andNREIstafftrainedprovincialanddistrict

PoNRE/DoNRE

§  ThentrainingwasdonewithvillagecommiTeesin11villages

§  ToTwithteachersinschoolswhowentouttothefieldwithstudents

Method

Fig.1-Iden6fiedsamplingareaandsamplingpoint

Fig.2–Usedkick-netcollec6ontechnique

Fig.3–Carefullyremovedthesample

Fig.4–Iden6fiedtheMIs

Macro-InvertebrateIdenFficaFonKey

Macro-Invertebrate Documentation

ScoringSystem

WaterQualityScoreforAllSampleSitesNovember2015

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10.0-7.0 Good6.9-3.0 Fair2.9-1.0 Poor

0 Nolifeatall

HumanImpact/SiteDisturbanceForm•  RecordingadescripFonofthesitewheremacro-invertebrateswerecollectedhelpedtoidenFfywhatmaybecausingpoorwaterquality.

•  UnderstandingwhatacFviFesarecausingpoorwaterqualityprovidesevidenceforremediaFonandimprovedacFonplanningtoimprovewaterquality.

How was the Data Used? •  VillageMIvolunteerspresentedthefindingsofthewaterquality

assessmenttothecommunity•  TAFfacilitatedadiscussiononhowhumanacFviFesimpact

waterandwaterquality•  FindingswereusedtodevelopCommunityAcFonPlans,which

included:•  Designing,procuring,andinstallingsigns/posterswith“cleanriver”

messages

•  RevisedvillageregulaFonsregardingwastemanagement,adopFngmorerecyclingprograms,banningillegalfishingtechniques,promoFnglessagrochemicaluseormoreefficientuse

•  PromoFngdialoguewithhydropowercompaniestokeepwaterreleasesstableandprovideadvancewarningforwaterreleasesduringperiodsofhighflows

MONRE/NREI’sDataManagementSystemhTp://202.123.178.236:88/nrei/frontend/web/

• ShowNREI’swebsiteswithbiomonitoringresults

Refinements1.   ImprovementstotheHumanimpact/sitedisturbanceassessment

sheet:thesubjecFvescoringsystemwasdroppedandincorporatedvisualobservaFonsandmoredetaileddescripFonofpotenFalimpactsandsitedisturbances.

2.   Morecarefulselec6onofcontrolsitesandmoredatacollec6onpointsatmul6plesites,inordertocomparedatacollectedatupstreamlocaFonswithminimalhumanimpactagainstdatacollectedfurtherdownstreamnearhumanseTlements.

3.   Recordingthecountofeachtypeofmacro-invertebrate(MI),inaddiFontoitspresence,togaugerelaFvespeciesabundance.

4.   Avoidoverlytechnicalandscien6ficlanguageforyoungerstudents,sotechniqueneedstobesimplifiedtogetthemainpointsacross.