Citation:Dahanayaka D.D.G.L., M.J.S. Wijeyaratne and S.C. Jayamanne (2009) Macrobenthic Community Structure in Relation to Land Based Pollution - Case Study in a Tropical Estuary in the West Coast of Sri Lanka. Proceedings of the 5th International Student Conference at Ibaraki University, Ibaraki, JAPAN, November 7-8, 2009, 117-118