Q. In which river the famous Hilsa fish is found in Bengal?
Answer:
Rupnarayan
Notes: The Rupnarayan River is a river in India. It begins as the Dhaleswari (Dhalkisor) in the Chhota Nagpur plateau foothills northeast of the town of Purulia. It is famous for the Hilsa fish that live in it and are used in Bengali cuisine. Kolaghat is notable for Hilsa in the whole state.