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When two scientists have two different views on how to get the best care for their sharks, tensions run high on deck.

New missions mean new tracking tech and the crew must be familiar with it.

Dr. Maurico Hoyos get his first solo attempt to tag a shark.

The Shark Men land a very aggressive tiger shark in the cradle.

Brett and Alex take a ride in a submarine.

A disagreement between two crew members gets out of hand.

Shredding Oahu’s world-renowned waves, these unlikely friends perform a tandem-balancing act on the surfboard.

An underwater metropolis exists not far away from the Southern tip of the continent.

Aliwal Shoal, one of our most remarkable treasures hidden beneath the ocean.

At Aliwal the first season visitors are sand sharks.

Aliwal is the result of thousands of years of geological transformation, that continues to this day.

For all its beauty, Aliwal is still a wilderness, governed by the strict laws of nature.

Spectacular! a territory dominated by coral.

The staff head to a derelict farm to save a squirrel monkey.

It's time for a baby woolly monkey to meet his family.