River Monsters Series 3 sees the return of host, biologist and extreme angler Jeremy Wade catching more extraordinary and supersized fish, investigating further freshwater horror stories and debunking weirder underwater myths.Jeremy is back on the trail of frighteningly large creatures from around the globe, encountering some of his weirdest mysteries and most memorable monsters to date.Mysterious predators with the potential to kill include the Sawfish in Australia, Electric Eel in Brazil, The Wolf Fish in Suriname and the Ball Cutter in Papua New Guinea.