Question

hi
friends
give name of some fishes which can we called a river monster
only aquatic not marine

Answer 1

piranha, goonch catfish (during his investigation of the Kali River goonch attacks), alligator gar, wels catfish, arapaima, piraíba, and a freshwater species of shark, the bull shark. All of them are supposedly deadly creatures shrouded with mystery.

Answer 2

Ok, these are some aquatic fishes which we can called river monsters:-

1)Ganges Shark

2)Ganges Stingray

3)Brahmaputra Bull Shark

4)Godavari Red Piranha

5)Kali River Goonch Catfish

HOPE IT WILL HELP U :)