A Disneynature documentary that focuses on the life of various creatures in the ocean. The film is about the variety of animal life in the ocean. It features Californian kelp forests, the Great Barrier Reef in Australia, and the Roca Partida island off the coast of Mexico, which is home to thousands of sharks and other marine animals. Among the featured species are the manta ray, the hammerhead shark, the lionfish, the Spanish dancer, the dolphin, and a few of the largest cetaceans on the planet.