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

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

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

Florida’s gentle giants are dying in record numbers.

 

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

 

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



 

Upgrades to the storied deep-sea submersible Alvin will take it deeper than ever before.
A Co-Production with the Woods Hole Oceanographic Institution
 

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

 

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

A decade after the Deepwater Horizon oil spill, experts still study its harmful impacts.
 

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

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

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

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

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

Scientists in Hawaii study the purpose of humpback whale song.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

 

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

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

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

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


 

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

 

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

Scientists are on a six-year mission to study remote coral reefs around the world.
A Co-production with the Khaled bin Sultan Living Oceans Foundation.

Scientists use satellite tags and DNA forensic tools to track tiger sharks.


 

Scientists work to identify and link a devastating coral disease to a human pathogen.

 

The Cayman Islands are home to the last great reproductive population of grouper.

 

Scientists studying the coastal Everglades make some perplexing discoveries.
A Co-Production of Symbio Studios and WPBT2.

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

Scientists are developing coral restoration techniques.
 

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

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

The Changing Seas crew shadows a team of research divers in Dry Tortugas National Park.

Take a look at the health of the bottlenose dolphin.
 

Examine the important role seagrasses and mangroves play in the ocean’s web of life.

Explore the world’s second largest intentionally sunk shipwreck.
 

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

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

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

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