Changing Seas

Mollusks: More Than A Shell | Changing Seas | Preview
3m 16s

Researchers and citizen scientists document the fascinating lives of seashells.

Sharks in Belize| Changing Seas | Preview
4m 6s

Knowledgeable fishers collaborate with scientists to keep sharks abundant.

Bermuda: Life at Ocean’s Edge | Changing Seas | Preview
4m 49s

Amid shipwrecks and shifting sands, Bermuda’s corals offer clues to climate resilience.

Life in The Dark: The Polar Night | Changing Seas | Preview
3m 53s

Researchers brave the Arctic’s cold and dark to reveal the mysteries of the Polar Night.

Vanishing Whales
5m 37s

Experts study declines in the number of humpbacks migrating between Alaska and Hawaiʻi.

Humpback Health
4m 4s

Scientists study the body size and health of humpback whales across their migratory cycle.

Kelp: Hidden Treasure of the Salish Sea
3m 42s

Experts are working to conserve and restore the Puget Sound’s declining Kelp forests.

Saving Florida’s Starving Manatees
2m 53s

Florida’s gentle giants are dying in record numbers.

Recreational Shark Fishing: Collaborating for Conservation
3m 13s

Scientists work with shark anglers to study if recreational fishing is having an impact.

At the Water’s Edge: The Salt Marsh
3m 4s

Researchers study one of America’s iconic landscapes – the salt marsh.

Alvin: Pioneer of the Deep
3m 31s

Upgrades to the storied deep-sea submersible Alvin will take it deeper than ever before.

Habitats: The Key to Florida’s Fisheries
2m 40s

Scientists study and restore juvenile tarpon and snook habitat in Florida.

Florida’s Blue Holes: Oases in the Sea | Trailer
3m 24s

Scientists explore mysterious blue holes scattered throughout the Gulf of Mexico.

A Decade After Deepwater | Trailer
3m 16s

Ten years after the Deepwater oil rig disaster, scientists study its devastating effects.

Peru’s Desert Penguins | Trailer
2m 27s

Scientists study the adorable Humboldt penguins that nest along Peru’s desert coastline.

American Samoa’s Resilient Coral Reefs | Trailer
2m 30s

Experts study what makes American Samoa’s coral reefs more resilient than reefs elsewhere.

The Cordell Bank: A National Treasure – Trailer
2m 32s

Discover California’s Cordell Bank, a little-known ecological Eden.

Toxic Waters – Trailer
1m 24s

Scientists study the various harmful algal blooms which are impacting Florida.

Corals in Crisis – Trailer
2m 11s

Experts study a new disease that is devastating Florida’s fragile coral reefs.

Mystery of the Humpback Whale Song – Trailer
3m 56s

Scientists in Hawaii study the purpose of humpback whale song.

Dolphins: Breaking the Code – Trailer
3m 5s

A scientist dedicates her career to studying wild dolphin communication in the Bahamas.

Cryptic Critters – Trailer
1m 56s

Researchers investigate a tiny, non-native species on a shipwreck near Key West.

Lords of the Wetlands – Trailer
3m 31s

Scientists and conservationists work together to save the American crocodile in Jamaica.

Fishing the Flats for Science – Trailer
3m 9s

Experts study bonefish, tarpon & permit, the fishes coveted by fly anglers on the flats.

The Future of Seafood – Trailer
3m 53s

Scientists work with the private sector to develop sustainable offshore aquaculture.

Toxic Algae: Complex Sources and Solutions – Trailer
3m 2s

Experts study the cause and effects of Florida’s toxic algal blooms.

The Fate of Carbon – Trailer
3m 45s

Scientists study how increased levels of CO2 impact how carbon cycles through the seas.

Majestic Mantas – Trailer
3m 14s

Scientists study manta rays in Mexico’s remote Revillagigedo Archipelago.

Sponges: Oldest Creatures in the Sea? – Trailer
S8 Ep1 | 3m 8s

Are sponges the oldest creatures in the sea? DNA research has cast doubt on that theory.

Manatees: Conserving a Marine Mammal – Trailer
S8 Ep2 | 2m

Each winter, scientists head to Crystal River, Florida, to study manatees gathered there.

Maug’s Caldera: A Natural Laboratory – Trailer
S8 Ep3 | 4m 48s

The Maug Islands are a natural laboratory for scientists studying ocean acidification.

Beneath the Bridge – Trailer
S8 Ep4 | 3m 5s

Florida’s Blue Heron Bridge is popular with divers because of its rich marine life.

Sea Turtles: The Lost Years – Trailer
S7 Ep1 | 2m 18s

Researchers are beginning to understand where sea turtles go during their “lost years."

Grand Cayman’s Famous Stingrays – Trailer
S7 Ep2 | 2m 19s

Dr. Guy Harvey and his team study the impact of ecotourism on Cayman’s iconic stingrays.

Billfish: Battle on the Line? – Trailer
S7 Ep3 | 2m 17s

Researchers study billfish in the eastern Pacific to protect the animals from overfishing.

The Secret Sex Life of Fish – Trailer
S7 Ep4 | 2m 35s

Discover the unique ways some fish species change sex during their lifetime.

Living Fossils – Trailer
S6 Ep1 | 2m 29s

In the deep sea, strange flowerlike animals flourish in the dark.

Biggest Fish in the Sea – Trailer
S6 Ep2 | 2m 36s

The world’s largest known gathering of whale sharks occurs just off the coast of Mexico.

Galápagos: Windows into the Future – Trailer
S6 Ep3 | 3m 9s

Scientists study how climate change may impact corals in the Galapagos Islands.

Saving Sawfish – Trailer
S6 Ep4 | 2m 17s

Scientists conduct research in South Florida to save the endangered Smalltooth Sawfish.

Coral Hybrids – Trailer
S5 Ep1 | 2m 33s

A scientist studies coral hybrids to see if they are hardier than their parents.

Sunken Stories – Trailer
S5 Ep2 | 1m 53s

Underwater archaeologists scour the seafloor for clues to our maritime past.

Creatures of the Deep – Trailer
S5 Ep3 | 2m 2s

Researchers study the fishes that live in the deep, cold waters of the Gulf of Mexico.

Reefs of Rangiroa
S5 Ep4 | 2m 51s

Scientists are on a six-year mission to study remote coral reefs around the world.

Tracking Tigers – Trailer
S4 Ep401 | 1m 44s

Scientists use satellite tags and DNA forensic tools to study the ultimate apex predator.

Mysterious Microbes – Trailer
S4 Ep402 | 2m 40s

Florida scientists identify microbial communities in their quest to save coral reefs.

Grouper Moon – Trailer
S4 Ep403 | 1m 40s

The Cayman Islands are a hope spot for the endangered Nassau Grouper.

Coastal Carnivores – Trailer
S4 Ep404 | 1m 53s

Researchers study the surprising behaviors of Florida’s coastal carnivores.

Alien Invaders – Trailer
S3 Ep301 | 2m 3s

In the waters of the Atlantic and Caribbean, a voracious alien predator has taken hold.

Reef Revival – Trailer
S3 Ep302 | 1m 56s

Scientists are developing coral restoration techniques.

Prescription Oceans – Trailer
S3 Ep303 | 2m 36s

The oceans are part of America’s newest medical frontier.

After the Spill – Trailer
S3 Ep304 | 3m 13s

What effects did the Gulf oil spill have on marine ecosystems in the region?

No Fish Left Uncounted – Trailer
S2 Ep201 | 2m 37s

Fish counts help scientists to evaluate the health of fish populations in a National Park.

Sentinels of the Seas – Trailer
S2 Ep202 | 2m 9s

Legacy contaminants seriously affect the health of Florida’s beloved bottlenose dolphins.

Seagrasses and Mangroves – Trailer
S2 Ep203 | 2m 11s

Seagrass beds link offshore coral reefs with coastal mangrove forests.

Sinking the Vandenberg – Trailer
S2 Ep204 | 1m 46s

The USNS General Hoyt S. Vandenberg attracts divers to the Florida Keys.

Super Grouper – Trailer
S1 Ep1 | 1m 32s

After being fished to near extinction, Goliath Groupers are making a comeback in Florida.

Mission to Inner Space – Trailer
S1 Ep2 | 2m 10s

Scientists at the world’s only underwater lab study the impacts of ocean acidification.

Corals of the Deep – Trailer
S1 Ep3 | 2m 41s

Scientists scan the ocean floor to find deep sea corals threatened by bottom trawling.

Farming the Sea – Trailer
S1 Ep4 | 1m 47s

Scientists develop sustainable aquaculture methods to take the pressure off wild fish.