Biology and Fishery of Sperata aor: A Commercially Important Catfish

Abstract

Sperata aor is an indigenous and freshwater fish species which is popularly known as “Aar fish”. It is generally distributed in riverine condition in different parts of country. It contributes major catch in middle and lower stretches of ganga river mostly during the late winter and early summer. It is carnivores in nature. The present article focuses on providing an overview of biology such as food & feeding habit, sexual dimorphism, breeding period and fishery of S. aor.