Great Blue Wild

Journey to Cabo Pulmo, home to an extraordinary story of marine recovery. Once called ‘the aquarium of the world’ this near-pristine coral reef was nearly destroyed by reckless overfishing until the area’s fishermen stepped in with rescue efforts.

In 2009, Palau created a shark sanctuary protecting more than 100 shark species. In 2014 they established the world’s largest marine sanctuary, a no-go zone for foreign commercial fisheries. But can Palau keep illegal fishing fleets at bay?

A reef that is home to more than 1,500 species of fish. A colossal underwater trench that reaches to unseen depths. And WWII wrecks that keep secrets on the ocean floor. Explore the giant aquatic wonders of the tiny island nation of Palau.

The remote islands of Raja Ampat are home to a gentle giant of the ocean: the manta ray. Join a research expedition to learn about the biology, population size, and migration patterns of these astonishing animals who are vulnerable to extinction.

With the highest number of coral and fish species on earth, Indonesia has the richest reefs on the planet– but they’re under threat. See how conservationists are fighting to defend marine habitats and training locals to help patrol the seas.

Buried beneath a seabed littered with trash, a community of strange and fascinating creatures thrives against all odds. In this mucky ecosystem, predators and prey run an evolutionary arms race developing unlikely techniques of attack and defense.