Tiger shark is a shark of mach, Ganga, Ganges and its rare tributaries in the hoogly River in West Bengal, Bihar. these, mahanadi and brahmaputra, Ganges of Orissa and Assam in Bengal "Tiger" mach it.., but these small mouth and eyes are small rounded them food only from these small fishes are approximately 6 ft 6.5. Although these sweet water long Creatures in the sea, but also to the International Union for. kanjarveshan of nature and natural risorsej [IUCN] the red list by sharko, one of which even the Ganges shark. oil and meat hunted due to their tremendous number to. increases pollution in rivers is also a. sometimes these "Bull shark killed and treat ' actually.The bull shark, sharks of African descent who sometimes attacks on humans beach.