SURENDER PAL GANGWAR 2023. EFFECT OF PHYSICO-CHEMICAL POLLUTION OF RIVER DEORANIA ON THE METABOLIC ACTIVITIES OF PREDATORY FISH, CHANNA PUNCTATUS AT DISTRICT BAREILLY (U.P.) INDIA. Knowledgeable Research: A Multidisciplinary Peer-Reviewd Refereed Journal. 1, 12 (Jul. 2023), 46–58. DOI:https://doi.org/10.57067/kr.v1i12.123.