SEASONAL VARIATIONS IN PHYSICO -CHEMICAL CHARACTERISTICS OF ANCHAR LAKE, KASHMIR

Lakes are sometimes subjected to waste water discharges originating from different sources. Chemicals such as nitrogen, phosphorous and carbon in certain concentrations might distort and disrupt aquatic ecosystems. Eutrophication of inland water bodies ha s become synonymous with the deterioration of water quality, which interferes with most of its beneficial uses.Water depth was varying from 0.71 m to 1.73 m with an average of 1.28±0.07m, transparency 0.27 m to 0.93 with the mean value of 0.68±0.05 m, temperature between 3.1 0 C and 25.6 0 C, pH of water was on alkaline side (7.3 to 8.3), dissolved oxygen was found to be higher during autumn and winter seasons with an average dissolved oxygen content as