Synopsis India’s fourteen major 55 minor and several hundred small Rivers receive millions of litres of sewage, industrial and agricultural wastes. Most of these rivers have been rendered to sewage flowing drains. There are serious water quality problems in the towns and villages using this water. Water borne diseases are rampant fisheries is on decline and even cattle are not spared from the onslaught of pollution. The present volume is a compendium of recent research on ecological studies on Indian Rivers with emphasis on pollution and biological monitoring. A large number of Rivers like Ganga, Damodar, Purma, Kuttiadi, Narmada, Saraswati, Khan, Satlaj, Chambal, Yamuna, Bhadra, Mayurakshi, Sabarmati, Shankha, Panchganga, Krishna, Shivnath, Koyana & Dikhow. River of Assam are prominent rivers covered in the volume. Studies on major rivers are reported from different states. A number of rivers have been studied on different locations in different states. The book shall be highly useful to researchers of this field, Pollution Control Boards, Environmental Engineers, Students and Teachers of Environmental Sciences and NGO’s working in this field.