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1、WaterResourManage(2010)24:4551–4565DOI10.1007/s11269-010-9675-zAnImpactAssessmentMethodofDam/SluiceonInstreamEcosystemanditsApplicationtotheBengbuSluiceofChinaC.S.Zhao·C.L.Sun·J.Xia·X.P.Hao·G.F.Li·K.Rebensburg·C.M.LiuReceived:18April2009/Accepted:25May2010/Publishedonline:17June2010©SpringerScien
2、ce+BusinessMediaB.V.2010AbstractAmethodispresentedforimpactevaluationofdams/sluicesontheirdownstreamaquaticecosystemsintheabsenceofdetailedlong-sequenceecosystemdata.Itisbasedontheanalysisofrelationsbetweenindicesofwaterqualityandaquaticorganisms.Itcanbeappliedtoariversectionlackofwaterecosystemd
3、ata.ForthisstudyitwasusedtoevaluatetheeffectsoftheBengbuSluice(BS),atypicalsluiceintheHuaiRiverinChina.ResultsindicatethatinAprilandMaytheimpactofBSondifferentdownstreamaquaticorganismsvaried.Themostsignificantimpactwasonphytoplankton,with91.7%ofphytoplanktonindicesshowinga100%increaseinquantitya
4、ndbiomass.Thesecondmostsignificantwasonzooplankton,with60.0%ofzooplanktonshowinggreaterincreaseinquantityandbiomass.Theleastsignificantimpactwasonzoobenthos,withonly33.3%showinggreaterincreaseC.S.Zhao·J.Xia(B)·C.M.LiuInstituteofGeographicSciencesandNaturalResourcesResearch,CAS,Beijing,100101,Chin
5、ae-mail:xiaj@igsnrr.ac.cnC.S.Zhaoe-mail:hzjohnson2003@163.comC.L.SunShandongDesignInstituteofWaterResources,Jinan,Shandong,250013,ChinaX.P.HaoStateKeyLaboratoryofWaterResourcesandHydropowerEngineeringScience,WuhanUniversity,Wuhan,430072,People’sRepublicofChinaG.F.LiDezhouSurveyBureauofHydrologyan
6、dWaterResources,Dezhou,ShandongProvince,253000,ChinaK.RebensburgSchoolofResourceManagement,UniversityofMelbourne,Parkville,VIC,3010,Australia4552C.S.Zhaoetal.inquantityandbiomass.Mostoftheseorganismshavehigherpollution-resistibility.Thesefindingssuggestthatthepresentoperationschemewillgraduallyle
7、adtobiodiversitydecreaseinthedownstreamaquaticecologysystem,whichwillharmtheinstreamaquaticecology.Overall,BShasanegativeimpactonthedownstreamaquaticecologysystem.Itisarguedthat,inordertoreducethenegativeimpactonthedow
