Changing Seas
The Elephant Seals of Año Nuevo | Changing Seas | Preview

The Elephant Seals of Año Nuevo | Changing Seas | Preview
Scientists collaborate with elephant seals to study their life cycles and ocean health.
Scientists collaborate with elephant seals to study their life cycles and ocean health.

Whales in a Plastic Ocean | Changing Seas | Preview
Scientists in Madeira study the impacts of plastics on whales and dolphins.
Scientists in Madeira study the impacts of plastics on whales and dolphins.

Mystery of the Spinning Fish | Changing Seas | Preview
Scientists work to unravel the cause of the fish spinning phenomenon in the Florida Keys.
Scientists work to unravel the cause of the fish spinning phenomenon in the Florida Keys.

Costa Rica's Surfing Paradise | Changing Seas | Preview
In Playa Hermosa locals unite to protect waves, restore habitats, and save sea turtles.
In Playa Hermosa locals unite to protect waves, restore habitats, and save sea turtles.

California Sea Otters: Life on the Edge | Changing Seas | Preview
Changing Seas Season 16 - Official Trailer
Changing Seas Season 16 - Official Trailer

Maui Aloha ʻĀina: From Mauka to Makai | Changing Seas | Preview
Changing Seas Season 16 - Official Trailer
Changing Seas Season 16 - Official Trailer

Ancient Adriatic: Croatia's Sunken History | Changing Seas | Preview
Changing Seas Season 16 - Official Trailer
Changing Seas Season 16 - Official Trailer

Eagle Rays: Soaring on Spotted Wings | Changing Seas | Preview
Changing Seas Season 16 - Official Trailer
Changing Seas Season 16 - Official Trailer

American Samoa's Resilient Coral Reefs | Trailer
Experts study what makes American Samoa’s coral reefs more resilient than reefs elsewhere.
Experts study what makes American Samoa’s coral reefs more resilient than reefs elsewhere.

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

Florida’s Blue Holes: Oases in the Sea | Trailer
Scientists explore mysterious blue holes scattered throughout the Gulf of Mexico.
Scientists explore mysterious blue holes scattered throughout the Gulf of Mexico.

Sponges: Oldest Creatures in the Sea? - Trailer
Are sponges the oldest creatures in the sea? DNA research has cast doubt on that theory.
Are sponges the oldest creatures in the sea? DNA research has cast doubt on that theory.

Manatees: Conserving a Marine Mammal - Trailer
Each winter, scientists head to Crystal River, Florida, to study manatees gathered there.
Each winter, scientists head to Crystal River, Florida, to study manatees gathered there.

Maug’s Caldera: A Natural Laboratory - Trailer
The Maug Islands are a natural laboratory for scientists studying ocean acidification.
The Maug Islands are a natural laboratory for scientists studying ocean acidification.

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

Habitats: The Key to Florida’s Fisheries
Scientists study and restore juvenile tarpon and snook habitat in Florida.
Scientists study and restore juvenile tarpon and snook habitat in Florida.

Recreational Shark Fishing: Collaborating for Conservation
Scientists work with shark anglers to study if recreational fishing is having an impact.
Scientists work with shark anglers to study if recreational fishing is having an impact.

At the Water’s Edge: The Salt Marsh
Researchers study one of America’s iconic landscapes – the salt marsh.
Researchers study one of America’s iconic landscapes – the salt marsh.

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

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

Mysterious Microbes - Trailer
Florida scientists identify microbial communities in their quest to save coral reefs.
Florida scientists identify microbial communities in their quest to save coral reefs.

A Decade After Deepwater | Trailer
Ten years after the Deepwater oil rig disaster, scientists study its devastating effects.
Ten years after the Deepwater oil rig disaster, scientists study its devastating effects.

Peru’s Desert Penguins | Trailer
Scientists study the adorable Humboldt penguins that nest along Peru’s desert coastline.
Scientists study the adorable Humboldt penguins that nest along Peru’s desert coastline.

Mystery of the Humpback Whale Song - Trailer
Scientists in Hawaii study the purpose of humpback whale song.
Scientists in Hawaii study the purpose of humpback whale song.

The Cordell Bank: A National Treasure - Trailer
Discover California’s Cordell Bank, a little-known ecological Eden.
Discover California’s Cordell Bank, a little-known ecological Eden.

Toxic Waters - Trailer
Scientists study the various harmful algal blooms which are impacting Florida.
Scientists study the various harmful algal blooms which are impacting Florida.

Corals in Crisis - Trailer
Experts study a new disease that is devastating Florida’s fragile coral reefs.
Experts study a new disease that is devastating Florida’s fragile coral reefs.

Living Fossils - Trailer
In the deep sea, strange flowerlike animals flourish in the dark.
In the deep sea, strange flowerlike animals flourish in the dark.

Biggest Fish in the Sea - Trailer
The world’s largest known gathering of whale sharks occurs just off the coast of Mexico.
The world’s largest known gathering of whale sharks occurs just off the coast of Mexico.
Sea Turtles: The Lost Years - Trailer
Researchers are beginning to understand where sea turtles go during their “lost years."
Researchers are beginning to understand where sea turtles go during their “lost years."

Grand Cayman’s Famous Stingrays - Trailer
Dr. Guy Harvey and his team study the impact of ecotourism on Cayman’s iconic stingrays.
Dr. Guy Harvey and his team study the impact of ecotourism on Cayman’s iconic stingrays.

Billfish: Battle on the Line? - Trailer
Researchers study billfish in the eastern Pacific to protect the animals from overfishing.
Researchers study billfish in the eastern Pacific to protect the animals from overfishing.

The Secret Sex Life of Fish - Trailer
Discover the unique ways some fish species change sex during their lifetime.
Discover the unique ways some fish species change sex during their lifetime.

Saving Florida’s Starving Manatees
Florida’s gentle giants are dying in record numbers.
Florida’s gentle giants are dying in record numbers.

Coral Hybrids - Trailer
A scientist studies coral hybrids to see if they are hardier than their parents.
A scientist studies coral hybrids to see if they are hardier than their parents.

Sunken Stories - Trailer
Underwater archaeologists scour the seafloor for clues to our maritime past.
Underwater archaeologists scour the seafloor for clues to our maritime past.

Creatures of the Deep - Trailer
Researchers study the fishes that live in the deep, cold waters of the Gulf of Mexico.
Researchers study the fishes that live in the deep, cold waters of the Gulf of Mexico.

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

Tracking Tigers - Trailer
Scientists use satellite tags and DNA forensic tools to study the ultimate apex predator.
Scientists use satellite tags and DNA forensic tools to study the ultimate apex predator.

Coastal Carnivores - Trailer
Researchers study the surprising behaviors of Florida’s coastal carnivores.
Researchers study the surprising behaviors of Florida’s coastal carnivores.

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

Galápagos: Windows into the Future - Trailer
Scientists study how climate change may impact corals in the Galapagos Islands.
Scientists study how climate change may impact corals in the Galapagos Islands.

Majestic Mantas - Trailer
Scientists study manta rays in Mexico’s remote Revillagigedo Archipelago.
Scientists study manta rays in Mexico’s remote Revillagigedo Archipelago.

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

The Future of Seafood - Trailer
Scientists work with the private sector to develop sustainable offshore aquaculture.
Scientists work with the private sector to develop sustainable offshore aquaculture.

The Fate of Carbon - Trailer
Scientists study how increased levels of CO2 impact how carbon cycles through the seas.
Scientists study how increased levels of CO2 impact how carbon cycles through the seas.

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

Mission to Inner Space - Trailer
Scientists at the world’s only underwater lab study the impacts of ocean acidification.
Scientists at the world’s only underwater lab study the impacts of ocean acidification.

Corals of the Deep - Trailer
Scientists scan the ocean floor to find deep sea corals threatened by bottom trawling.
Scientists scan the ocean floor to find deep sea corals threatened by bottom trawling.

Farming the Sea - Trailer
Scientists develop sustainable aquaculture methods to take the pressure off wild fish.
Scientists develop sustainable aquaculture methods to take the pressure off wild fish.

No Fish Left Uncounted - Trailer
Fish counts help scientists to evaluate the health of fish populations in a National Park.
Fish counts help scientists to evaluate the health of fish populations in a National Park.
Sentinels of the Seas - Trailer
Legacy contaminants seriously affect the health of Florida’s beloved bottlenose dolphins.
Legacy contaminants seriously affect the health of Florida’s beloved bottlenose dolphins.

Seagrasses and Mangroves - Trailer
Seagrass beds link offshore coral reefs with coastal mangrove forests.
Seagrass beds link offshore coral reefs with coastal mangrove forests.

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

Kelp: Hidden Treasure of the Salish Sea
Experts are working to conserve and restore the Puget Sound’s declining Kelp forests.
Experts are working to conserve and restore the Puget Sound’s declining Kelp forests.

Toxic Algae: Complex Sources and Solutions - Trailer
Experts study the cause and effects of Florida’s toxic algal blooms.
Experts study the cause and effects of Florida’s toxic algal blooms.

Dolphins: Breaking the Code - Trailer
A scientist dedicates her career to studying wild dolphin communication in the Bahamas.
A scientist dedicates her career to studying wild dolphin communication in the Bahamas.

Lords of the Wetlands - Trailer
Scientists and conservationists work together to save the American crocodile in Jamaica.
Scientists and conservationists work together to save the American crocodile in Jamaica.

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

Fishing the Flats for Science - Trailer
Experts study bonefish, tarpon & permit, the fishes coveted by fly anglers on the flats.
Experts study bonefish, tarpon & permit, the fishes coveted by fly anglers on the flats.