To teach the concept of limnological terminology as well as physical, chemical and biological features and interactions of freshwater water, wetland and rivers. To teach biological activities of freshwaters and effect of environmental factors and their pressure on changing those ecosystems

History of limnology, relationship between water, freshwater biota and environmental factors and their mechanism. Characteristics and similarity and diiferances of lotic and lentic ecosystems. Pressures on freshwters and pollution problem. Water management.