Skip to main content
Donate

Up Next

The Cordell Bank: A National Treasure - Trailer

The Cordell Bank: A National Treasure - Trailer

Preview
2:32
Toxic Waters - Trailer

Toxic Waters - Trailer

Preview
1:24
Corals in Crisis - Trailer

Corals in Crisis - Trailer

Preview
2:11
Puerto Rico: Resilience in Action

Puerto Rico: Resilience in Action

Season 18 Episode 1
26:42
The Seals of Sable Island

The Seals of Sable Island

Season 18 Episode 2
26:42
Engineering the Power of Waves

Engineering the Power of Waves

Season 18 Episode 3
26:42
Getting Sharked: Search for Solutions

Getting Sharked: Search for Solutions

Season 18 Episode 4
26:42
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:35
Tuberculosis: The Forgotten Plague

Tuberculosis: The Forgotten Plague

Season 6 Episode 5
26:49
Back to Show
Changing Seas

Mystery of the Humpback Whale Song - Trailer

Each winter, a population of humpback whales migrates to its breeding grounds in the Hawaiian Islands. It is here that male humpbacks perform their elaborate and haunting song. Experts are studying the purpose of this song and what it might tell them about the animals’ overall fitness. Footage of humpback whales & whale research taken under the authority of NMFS MMPA/ESA Permit No. 19655.
Support Provided By
American Samoa’s Resilient Coral Reefs
Unlock with PBS Passport
26:53
Season 12 Episode 1204
American Samoa’s Resilient Coral Reefs
Scientists study what makes certain corals more resilient than others.
Peru’s Desert Penguins
Unlock with PBS Passport
26:42
Season 12 Episode 1203
Peru’s Desert Penguins
Scientists monitor penguin populations and study the animals’ interaction.
A Decade after Deepwater
Unlock with PBS Passport
26:42
Season 12 Episode 1202
A Decade after Deepwater
Scientists study the devastating impacts of the Deepwater Horizon oil rig disaster.
Florida’s Blue Holes: Oases in the Sea
Unlock with PBS Passport
26:42
Season 12 Episode 1201
Florida’s Blue Holes: Oases in the Sea
Scientists set out to uncover the mysteries of blue holes.
Mystery of the Humpback Whale Song
Unlock with PBS Passport
26:42
Season 11 Episode 1104
Mystery of the Humpback Whale Song
Experts study the purpose of a male humpback whale's song.
Corals in Crisis
Unlock with PBS Passport
26:42
Season 11 Episode 1103
Corals in Crisis
Stony Coral Tissue Loss Disease is devastating Florida’s fragile coral reef.
Toxic Waters
Unlock with PBS Passport
26:47
Season 11 Episode 1102
Toxic Waters
Scientists work to understand what causes toxic algal blooms.
The Cordell Bank: A National Treasure
Unlock with PBS Passport
26:42
Season 11 Episode 1101
The Cordell Bank: A National Treasure
Discover the Cordell Bank, a magical underwater island few people have ever heard of.
Fishing the Flats for Science
Unlock with PBS Passport
26:42
Season 10 Episode 1004
Fishing the Flats for Science
Scientists study tarpon, bonefish and permit to better understand their behaviors.
Lords of the Wetlands
Unlock with PBS Passport
26:42
Season 10 Episode 1003
Lords of the Wetlands
Scientists work to save crocodiles through research and conservation.
Cryptic Critters
Unlock with PBS Passport
26:42
Season 10 Episode 1002
Cryptic Critters
Deep underwater, on a shipwreck near Key West, lives a tiny potential new threat.
Dolphins: Breaking the Code
Unlock with PBS Passport
26:43
Season 10 Episode 1001
Dolphins: Breaking the Code
Modern technology is making it possible to correlate dolphin sounds and behavior.
Show more
Active loading indicator