Diversity of Invertebrate Fauna in Littoral of Shallow Musaözü Dam Lake in Comparison with Environmental Parameters

Journal of Applied Biological Sciences

Yalçın ŞAHİN¹  Veysel YILMAZ¹  Naime ARSLAN¹  Cansu FİLİK¹  Tuğrul ÖNTÜRK¹  Semra İLHAN¹ 

关键词: Benthic invertebrates;    Musaözü dam lake;    Oligochaeta;    Chironomidae;    Turkey;   

DOI  :  

学科分类：生物科学（综合）

来源: Nobel Bilim ve Arasirma Merkezi/Nobel Science and Research Cente

【 摘 要 】

MusaözüDamLake(MDL),locatedonMollaoğluRiver,isthemainirrigationwaterresourceofEskisehir,Turkey.Theriverandthereservoirarebothunderthethreatofpollutionprimarilyoriginatedfromseveraldomesticandindustrialpointsourcesandland-baseddiffuse.ThenumericalandproportionaldistributionsofbenthicinvertebratesinMDLweresurveyedseasonallyfromJanuary2003toDecember2003atsixdifferentstations.AccordingtotheresultsbenthicinvertebratefaunaconsistedofOligochaeta(42,5%),Chironomidaelarvae(30,5%)andthevaria(27%).ByevaluatingthedataviaaShannon-WienerindexitwasfoundthattheMDLhadanindexof2,32richnessat2ndstation(inlet)andJulyhadthewidestdiversity;while4thstationandJanuaryhadthepoorest.AccordingtoBray-Curtissimilarityindex,the5thandthe6thstationswerefoundtobeverysimilartoeachother;while1stand2ndstations(outletandinlet)wereobservedtobethemostdifferentfromalloftheotherstationsintermsofthedynamicsofthebenthicfauna.Alsosomephysicochemicalparametersandsomemicrobiologicalparametersofthewaterwereanalyzed.TherelationshipsbetweenthedynamicsoforganismsandenvironmentalparametersweresupportedbyPearsonCorrelationIndexandCanonicalCorrespondAnalysis.WefoundthattheDamLakewaterispollutedwithCu,Cr,NiandpartlywithFeandMn;inadditionpHlevelofDamLakewaterishigherthaninletwater.HighpHandsecondqualitylevelsofNO3-N,andthirdqualitylevelsofNO2-N,thirdqualitylevelsofCu,Cr,Niand,2,32speciesrichnessshowedthatsimilarstudiesshouldberepeatedperiodicallyinMDLsoastopredictthefutureoftheDamLake.

【 授权许可】

Unknown