STUDY ON THE EFFECTS OF POLLUTION ON ICHTHYOFAUNAL DIVERSITY OF SELECTED FRESH WATER BEELS IN NADIA DISTRICT, WEST BENGAL.

Swastik Mukherjee; Ashis Kumar Panighrahi; ANANDAMOY MANDAL

Volume : V, Issue : III, March - 2015

STUDY ON THE EFFECTS OF POLLUTION ON ICHTHYOFAUNAL DIVERSITY OF SELECTED FRESH WATER BEELS IN NADIA DISTRICT, WEST BENGAL.

Swastik Mukherjee, Ashis Kumar Panighrahi, Anandamoy Mandal

Abstract :

In Nadia district , most of the fresh water water bodies are used for pisiculture all over the year and also perennial in nature. These water bodies harbor a rich floral and faunal diversities. In the present study, extensive field were made of 8 major beels in Nadia district of west Bengal . We identified presently 46 species belonging 7 orders from freshwater body of different perennial pond/beels. The physico&ndash;chemical parameter were evaluated. The agricultural effluents like organo&ndash;phosphate, pesticides, heavy metals, oil and effluents of different industries like plastic industries dye industries and fertilizers contaminate in pond water. As a result, fish diversity become threatened due to the anthropogenic activities. Thus, the water bodies in this area are under stress condition and small indigenous fish severely affected.. Thus, it also affects the livelihood of the fisher folks and local people. So, eco&ndash;friendly management and conservation strategies should be adopt for sustainable fish culture .