Monty Halls goes back to his marine biologist roots as he studies whales and dolphins off the spectacular west coast of Ireland.

Monty goes shark fishing and reels in a couple of blue sharks that have crossed the Atlantic as part of their annual migration. It takes strong nerves and quick reactions to avoid getting bitten as tags are attached to the sharks' dorsal fins before they are released. Monty is also called out to investigate reports that a dolphin is attacking swimmers. Show less