Recreational shark encounters are now one of the most popular attractions in scuba diving.
In the 1990s, three large naval vessels were intentionally sunk off the coast of BC as part of the world's most ambitious artificial reef project.
Follow treasure hunters as they search for lost ships, and learn preservation techniques for artifacts and treasure coins.
The magnificent underwater world of the Galapagos Islands, including remarkable encounters with hammerhead and whale sharks.
The remote Socorro Islands lie 250 miles south of Mexico's Baja Peninsula and are home to an astonishing array of marine life.
Expedition divers travel to the Cayman Islands to explore the Cayman Trench and its nocturnal residents.
A legacy of WWII, the Katsuragisan Maru lies at the bottom of Truk Lagoon, one of over 50 Japanese warships sunk during Operation Hailstone.
This episode examines man's relationship with dolphins and documents interactions with wild spotted dolphins and with bottlenose dolphins in captivity.
Below the surface of Mexico's Yucatan Peninsula lies the world's most extensive collection of underground water-filled caves.
In the cold depths of the Great Lakes lie the remains of thousands of shipwrecks, some of which have been underwater for hundreds of years.
Three hundred miles due west of Costa Rica lies mysterious Cocos Island, a magnet for massive schools of large sharks, giant manta rays, and other unique forms of marine life.
Along North America's Pacific coast from Alaska to Mexico, thick forests of kelp provide habitat, protection, and food for an amazing array of marine animals.
In central Florida, the manatee, a large, harmless vegetarian marine mammal, is threatened by pollution, boat traffic, and disease. But efforts are underway to save this remarkable animal from extinction.
Beneath the Hawaiian Islands is a magical underwater world filled with lava caves, coral reefs, and marine life such as whales and dolphins.
Off the coast of the Dominican Republic, the world's largest group of humpback whales congregates in the winter months to rear their young.
This remote region off the coast of northeastern Borneo contains thousands of species of fish and invertebrates.
Divers travel to Malaysia to film endangered sea turtles. Also features "Turtle Cavern Tomb", a graveyard of turtle skeletons, and efforts to protect the animals from poachers.
In the northern Bahamas, a unique shark feeding attracts almost two hundred aggressive sharks, part of an effort by researcher Dr. Eric Ritter to tag and study Caribbean reef sharks and other species.
A tiny group of remote islands in Micronesia is considered one of the world's most fascinating undersea environments.
This episode travels to New Guinea to document the astonishing variety of fish, mammals, and invertebrates of the Bismarck Sea.
Team members join an expedition to the Red Sea to document its fascinating marine life. Divers also explore the shipwreck of the Salem Express, one of the most tragic maritime disasters of the century.
Clear, tropical waters filled with a wide assortment of colourful marine animals surround the islands that make up the nation of Fiji.
Along the Pacific coasts of Washington, BC, and Alaska lies the Emerald Sea, home to the giant Pacific octopus, wolf eels, seals, sea lions, and killer whales.
Squid, octopus, and other cephalopods are some of the most fascinating marine animals in the sea - effective predators, with keen intelligence and a host of unique talents.
Travel to the Pacific Northwest, the Galapagos Islands, California, and Mexico to view encounters with seals, sea lions, and elephant seals.
The Great Barrier Reef is the largest community of living organisms on Earth, stretching over 1,200 miles along the eastern coast of Australia.
A deep, technical dive expedition visits rarely seen shipwrecks from a major WWII battle in the South Pacific.
A scientific expedition visits the deep-sea hot vents of the Juan De Fuca Ridge.
Visit the beautiful Sea of Cortez, one of the earth's richest undersea realms. Divers swim with everything from 50-foot whale sharks to California sea lions, to killer whales.
Dive with dolphins in the Florida Keys with world champion free diver, Tanya Streeter.
This program focuses on shipwrecks in the North Pacific and highlights efforts of the Underwater Archaeological Society of BC.
This episode focuses on Bermuda's shipwrecks, its maritime history, and the mysterious undersea caves in the island's interior.
Team divers return to remote Cocos Island and attempt to film hammerhead shark migrations with the use of new diving technologies.
Travel to the small Caribbean island of Bonaire on the 500th anniversary of its discovery to examine its coral reefs and fragile undersea ecosystem.
Camera teams travel to South Africa, North Carolina, and the Pacific Northwest for encounters with the sea's most infamous shark, the great white.
This episode features the Florida Keys National Marine Sanctuary, the largest marine park in the world.
Divers mount a dangerous expedition to the wreck of the Wilkes-Barre, a 610-foot vessel off the coast of Florida, and descend on other hazardous deep shipwrecks in the St. Lawrence River and Lake Erie.
Divers travel to northern Australia to film the remains of the Yongala, one of the world's most famous shipwrecks.
Divers travel to the Caribbean island of Grand Cayman to explore new terrain along the southern windward side of the island.