Limnology in modern concept in that area of science which deals with various characteristic features - physical, chemical, biological and geological along with their interrelationship in inland water body. The river Narmada fulfils the water requirement of the Jabalpur city and also has thickly populated area surrounding it as a result receives the water from land drainage, contaminated with domestic sewage, also human activities add lot of impurities to water body directly or indirectly and make the river eutrophicated. This results in deterioration the quality of water and poses a major problem for the aquatic organisms

Keywords : Eutrophication, Water Quality.