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34420158SICHUANENVIＲONMENTVol.34No.4August2015··2015-02-061984－2010。30019120128、。TLI∑73.1。7911051.6×104cells/L、Chroococcusminutus、Microcystisflos－aquaeChlamydomonassp.。1863.18ind/LBrachionuscalyciflorus、Cyclopsvicinus、Daphniacristata、Microcyclopsvaricans、Moinasp.、Simocephlaussp.Naupliusspp.。。X826A1001-3644201504-0032-04TheＲesearchofPlanktonandTrophicStateofHaiheＲiverinSummer2012WUDanMEIPeng-weiZHANGZhenWANGBinTianjinEnvironmentalMonitoringCenterTianjin300191ChinaAbstractInAugustof2012thewaterqualityandplanktoncommunitystructurewereinvestigatedinHaiherivertoevaluateitstrophicstate．ThecomprehensivetrophiclevelindexTLI∑was73.1whichindicatingsevereeutrophication．Totalof91phytoplanktonspecieswereidentified．Theaverageofphytoplanktonabundancewas1051.6×104cells/L．ThephytoplanktoncommunitywasmainlycomposedbyCyanophytaandChlorophyta．ChroococcusminutusMicrocystisflos-aquaeandChlamydomonassp．Werethedominatedspecies．Totalof18zooplankterspecieswereidentified．Theaverageofzooplankterabundancewas63.18ind/L．BrachionuscalyciflorusCyclopsvicinusDaphniacristataMicrocyclopsvaricansMoinasp．Simocephlaussp．andNaupliusspp．werethedominatedspecies．AccordingtothediversityindexHaiheriverwasatthemediumpollutionlevel．KeywordsHaiheriverphytoplanktonzooplanktereutrophication、、1。。、。。、、、、576km。。20126～7、。20128DOI:10.14034/j.cnki.schj.2015.04.007。11.1201285E117°11'06.8″N39°08'54.3″E117°12'55.2″N39°07'04.4″、E117°14'15.2″N39°05'38.1″、E117°16'35.3″N39°04'34.1″E117°27'20.6″N39°01'14.3″。1.22CODMn、TN、TPaChla《》3。、、、4～7。1.31《》TLI∑。TLI∑＜3030≤TLI∑≤5050＜TLI∑≤6060＜TLI∑≤70TLI∑＞70。2Shannon－WienerH'。8H'＞31～30～1。McnaughtonYY＞0.02。H'=－∑Si=1NiNlog2NiN1Y=NiNfi2NiiNSfii。22.11。。TLI∑71.4～74.7。Vollenweider9TP、TN、CODMn、Chla0.1mg/L、1.3mg/L、8mg/L、25μg/L。TP、TN、CODMn、Chla0.31mg/L、9.81mg/L、8.29mg/L55.9μg/L。10TLI∑20105～979。2012。112000～2010COD、。12。12012Tab.1WatermonitoringresultsofHaiheriverinSumer2012CODMnmg/LTNmg/LTPmg/LChlaμg/LTLI∑8.589.440.2375.473.18.089.890.2576.673.28.349.340.2742.271.49.1512.00.4244.674.77.318.400.4040.571.58.299.810.3155.973.13342.25913538.4%191820.9%19.8%99.9%44.4%、33.3%。Y＞0.02Chroococcusminutus、Microcystisflos－aquaeChlamydomonassp.。399.5×104cells/L～1764.0×104cells/L1051.6×104cells/L。、549.2×104cells/L416.9×104cells/L52.2%39.6%。、40.8%26.1%。－132009。H'。2。2.21～3.622.90－12012Fig.1PhytoplanktonabundanceofHaiheriverinSummer201222012Fig.2ZooplankterabundanceofHaiheriverinSummer201222012Tab.2PlanktonabundanceandShannon－WienerdiversityindexinHaiheriverinSummer2012×104cells/LH＇ind/LH＇728.13.6227.22.33399.53.3150.462.6217642.4490.382.5713932.21115.382.56973.42.9132.462.251051.62.963.182.46。、、。14。1、2。2.3518950.0%844.4%15.6%。、。Bra-chionuscalyciflorus、Cyclopsvici-nus、Daphniacristata、Microcyclopsvaricans、Moinasp.、Simocephlaussp.Naupliusspp.。27.20～115.38ind/L63.18ind/L。46.59ind/L73.7%。—32.5%。2。2.25～2.622.46。15Margalef2009α—4334。2.4。。、。33.1。3.291Chroococcusminutus、Microcystisflos－aquaeChlamydo-monassp.18Brachionuscalyciflorus、Cyclopsvicinus、Daphniacristata、Microcyclopsvaricans、Moinasp.、Simocephlaussp.Naupliusspp.。3.3399.5×104cells/L－1764.0×104cells/L、－27.20－115.38ind/L。3.4－。。1ＲeynoldsCS．TheEcologyofPhytoplanktonM．LondonCam-bridgeUniversityPress2006．38-90．2．M．2002．3．《》Ｒ．20113．4．M．1991．5．—M．2006．6．—M．1979．7．—M．1979．153-155．8．M．2000．72-79．9VollenweiderＲAKerekesJ．EutrophicationofWatersMonito-ringAssessmentandControlM．ParisOECD1982．10．2010J．201126820-23．11．J．2014354433-437．12．J．2007388919-925．13．J．201025116-10．14．J．·20132311352-355．15．J．201138460-65．534