Bagarius yarrelli, also known as eagle tank, tank duckbill, eagle duckbill, and papaya fish, is a tropical freshwater fish of the order Siluriformes and family Bagarius. Giant stingrays are distributed in the Lancang River in China, the Mekong River in the lower reaches, and the Ganges River in India. They are huge in size and strange in appearance. They are famous as sport fish and edible fish in their origin. They can also be used as ornamental fish.