Skip to main content
Access to this video is a benefit for members through PBS Passport.

Up Next

Alvin: Pioneer of the Deep

Alvin: Pioneer of the Deep

Season 13 Episode 1303
26:47
Habitats: The Key to Florida’s Fisheries

Habitats: The Key to Florida’s Fisheries

Season 13 Episode 1304
26:47
Vanishing Whales

Vanishing Whales

Season 14 Episode 1401
26:42
Humpback Health

Humpback Health

Season 14 Episode 1402
26:42
Kelp: Hidden Treasure of the Salish Sea

Kelp: Hidden Treasure of the Salish Sea

Season 14 Episode 1403
26:42
Saving Florida’s Starving Manatees

Saving Florida’s Starving Manatees

Season 14 Episode 1404
26:42
Mollusks: More than a Shell

Mollusks: More than a Shell

Season 15 Episode 1501
26:42
Sharks in Belize: Jaguars of the Sea

Sharks in Belize: Jaguars of the Sea

Season 15 Episode 1502
26:42
Bermuda: Life at Ocean's Edge

Bermuda: Life at Ocean's Edge

Season 15 Episode 1503
26:42
Life in the Dark: The Polar Night

Life in the Dark: The Polar Night

Season 15 Episode 1504
26:42
Ancient Adriatic: Croatia's Sunken History

Ancient Adriatic: Croatia's Sunken History

Season 16 Episode 1601
26:42
Eagle Rays: Soaring on Spotted Wings

Eagle Rays: Soaring on Spotted Wings

Season 16 Episode 1602
26:42
Back to Show
Changing Seas

At the Water’s Edge: The Salt Marsh

Season 13 Episode 1302

) Along scenic coastlines in the South, waves of mesmerizing green and golden grass stretch to the horizon. This is the salt marsh - a part liquid, part solid landscape that is teeming with life. How do scientists study the salt marsh? And how resilient is it to climate change?

Support Provided By
Season
Prescription: Oceans
Unlock with PBS Passport
26:46
A group of scientists tests sea sponges for potential anti-cancer properties.
Reef Revival
Unlock with PBS Passport
26:46
Explore the emerging science of coral reef restoration.
Alien Invaders
Unlock with PBS Passport
26:49
The invasive lionfish is a major threat to biodiversity and a stressed coral reef.
Sinking the Vandenburg
Unlock with PBS Passport
26:49
Explore the world’s second largest intentionally sunk shipwreck.
Seagrasses and Mangroves
Unlock with PBS Passport
26:48
Examine the important role seagrasses and mangroves play in the ocean’s web of life.
Sentinels of the Seas
Unlock with PBS Passport
26:51
Take a look at the health of the bottlenose dolphin.
No Fish Left Uncounted
Unlock with PBS Passport
26:51
The Changing Seas crew shadows a team of research divers in Dry Tortugas National Park.
Farming the Sea
26:45
Scientists develop sustainable aquaculture methods to take the pressure off wild fish.
Corals of the Deep
26:46
Scientists scan the ocean floor to find deep sea corals threatened by bottom trawling.
Mission to Inner Space
26:49
Scientists at the world’s only underwater lab study the impacts of ocean acidification.
Super Grouper
26:54
After being fished to near extinction, Goliath Groupers are making a comeback in Florida.
Active loading indicator