Citation:Lekamge, D., Samarawickrama, D., Athukorala, U., Dayananda, N., Gamagedara, D., Gnanasinghe, S., Hansana, N., Ranasinghe, A., Ranasinghe, Y. and Jayasri, 2015. Assessment of pollution in the St. Sebastian South canal, Orugodawaththa, a case study, p. 27-28, In Proceedings of the Second Undergraduate Research Symposium on Environmental Conservation and Management, V.P.A. Weerasinghe, W.M.D.N. Wijeyaratne, M.D. Yatawara and W.A.R. Bandara (eds), Department of Zoology and Environmental Management, University of Kelaniya, Sri Lanka, 45 p.