River Monsters

Season 1, Episode 7

Episode Title: Freshwater Shark

Air Date: 2009-05-17

Overview:

No fish inspires the same terror as the shark, a creature with an insatiable hunger for brutal violence. But at least these killers are confined to the oceans. Or are they? Expert angler Jeremy Wade investigates whether it's possible for sharks to live in freshwater, and if so just how far inland these vicious predators will bring their reign of terror.