Skip to main content
Donate

Up Next

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

The Seals of Sable Island

Season 18 Episode 2

Each winter, Sable Island transforms into the planet’s largest gray seal breeding colony. The Canadian government has studied this seal population since the 1960s, and now experts from the U.S. are conducting a unique physiological study on mom and pup pairs to better understand how iron transferred during lactation influences a pup’s survival.
Stream on your TV
Support Provided By
Galapagos: Window into the Future
Unlock with PBS Passport
27:02
Season 6 Episode 603
Galapagos: Window into the Future
Scientists spend a month in the Galapagos Islands to conduct research.
Biggest Fish in the Sea
Unlock with PBS Passport
26:54
Season 6 Episode 602
Biggest Fish in the Sea
The world’s largest known aggregation of whale sharks occurs just off the coast of Cancun.
Living Fossils
Unlock with PBS Passport
26:48
Season 6 Episode 601
Living Fossils
Discover Crinoids which have been around since before the age of Dinosaurs.
Reefs of Rangiroa
Unlock with PBS Passport
26:46
Season 5 Episode 504
Reefs of Rangiroa
The Changing Seas team meets with researchers in French Polynesia.
Creatures of the Deep
Unlock with PBS Passport
26:46
Season 5 Episode 503
Creatures of the Deep
New research sheds light on the lives of mysterious creatures of the deep.
Sunken Stories
Unlock with PBS Passport
26:45
Season 5 Episode 502
Sunken Stories
Divers from around the country learn how to map shipwrecks.
Coral Hybrids
Unlock with PBS Passport
26:45
Season 5 Episode 501
Coral Hybrids
Follow one scientist studying coral in Belize.
Coastal Carnivores
Unlock with PBS Passport
27:14
Season 4 Episode 404
Coastal Carnivores
Scientists studying the coastal Everglades make some perplexing discoveries.
Grouper Moon
Unlock with PBS Passport
27:01
Season 4 Episode 403
Grouper Moon
The Cayman Islands are home to the last great reproductive population of grouper.
Mysterious Microbes
Unlock with PBS Passport
29:33
Season 4 Episode 402
Mysterious Microbes
Scientists work to identify and link a devastating coral disease to a human pathogen.
Tracking Tigers
Unlock with PBS Passport
27:16
Season 4 Episode 401
Tracking Tigers
Scientists use satellite tags and DNA forensic tools to track tiger sharks.
After the Spill
Unlock with PBS Passport
26:47
Season 3 Episode 304
After the Spill
Oceanographers continue to study the long term effects of an oil spill.
Show more
Active loading indicator