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This study was conducted for consecutive three years (2011−2013) to assess the relative diversity of commercially important fish fauna of the Ravi. The fishes were sampled from six sites of anthropogenically affected segment of the Ravi flowing along the Jhok Reserve Forest. The diversity, evenness and richness of twenty-two native and exotic fish species belonging to nine families were calculated. Statistical analysis revealed that diversity indices were decreased gradually. In addition,fatcat:7dagqnchwffdlnov5y5uvgkawq