FISH DIVERSITY OF RIVER BHAGIRATHI UPSTREAM TO TEHRI DAM RESERVOIR, UTTARAKHAND (INDIA)M.S. Rawat, Dhyal Singh and O.P. Gusain
The fish fauna of river Bhagirathi upstream to the Tehri Dam Reservoir (TDR) consisted of 20 species belonging to 10 genera of 4 families and to orders of 1 class. Indigenous fish species Schizothorax richardsonii was reported upto Bhatwari (1638m asl) while the exotic fish brown trout (Salmo trutta fario L.) was recorded upto Dharali (2685m asl). Common carp (Cyprinuscarpio var. communis) contributed 38.31%, and Tor tor37.92% in the Chiniyali saur zone whereas Schizothorax richardsonii was dominant fish species at Dharasu and Uttarkashi region constituting 49.31% and 77.02% respectively.