
Narrator (voice)

They are inspirational, playful, powerful, interesting and very intelligent animals, which have a magical bond with the people: Dolphins. You'll see these magnificent animals in their natural habitats - reefs in Eilat, the largest marine reserve in the world. And also be able to watch a dolphins dance and play with the camera, dive or just durachatsya. Never seen so close before!

In recent years, an unusual spate of deadly shark attacks has gripped Australia, resulting in five deaths in 10 months. At the same time, great white sharks have begun appearing in growing numbers off the beaches of Cape Cod, Massachusetts, not far from the waters where Steven Spielberg filmed Jaws. What's behind the mysterious arrival of this apex predator in an area where it's rarely been seen for hundreds of years? Are deadly encounters with tourists inevitable? To separate fact from fear, NOVA teams with leading shark experts in Australia and the United States to uncover the science behind the great white's hunting instincts. With shark populations plummeting, scientists race to unlock the secrets of these powerful creatures of the deep in their quest to save people -- and sharks.

The Hawai'ian Islands are ground zero for the aquarium trade who capture and traffic reef fish for hobbyists’ tanks, decimating the reef, ocean and earth’s oxygen. Native Hawai'ians, conservationists, scientists, aquarium fish collectors and breeders are locked in a controversy over the stunning “treasure of Hawai'i” – the ornamental fish.

There's a mysterious predator lurking in the depths of Australia's wild Southern Ocean, a beast that savagely devoured a great white shark in front of cinematographer David Riggs 11 years ago. Riggs's obsession to find the killer leads him to an aquatic battle zone that's remained hidden until now. Here, killer whales, colossal squid and great white sharks face off in an underwater coliseum where only the fiercest creatures of the marine world survive.