Citation:Wijesekara, W.A.M.A., Wijeyaratne, W.M.D.N. and Manage, P.M. 2016. In vitro study on bio removal of cadmium (CD2+) by freshwater cyanobacterium Oscillatoria sp. And its isotherm. In proceedings of the International Forestry and Environment Symposium, Department of Forestry and Environment Science, University of Sri Jayewardenepura, Sri Lanka.