Fish faunal Diversity and Conservation Status of River Krishna at Vijayawada Region, Andhra Pradesh, India.

Rivers conserve a variety of fish fauna which is the most important ones directly or indirectly influence human health and wealth. Fishery resources are finite but renewable. If placed under sound management before overfishing has caused irreversible effects, the fisheries can be conserved and maintained so as to provide optimum yields on a continuing basis. The present study deals with the fish fauna of River Krishna at Vijayawada region, over a period of one year from July 2013 to June 2014. The results of the investigation reveals at occurrence of 41 species belong to 6 orders, 12 families and 27 genera. Among the species order Cypriniformes consisting 46.34%, order Siluriformes goes to 21.95%, order Perciformes 19.51%, order Osteoglossiformes and Synbranchiformes goes 4.87% each and Baloniformes goes to 2.43% of the total fish species. The detailed of the discussion on the fish fauna and IUCN status also presented.