Access to this video is a benefit for members through PBS Passport.
Up Next
Back to Show
Changing Seas
Dolphins: Breaking the Code
Season 10
Episode 1001
Through non-invasive in-water observation, Dr. Denise L. Herzing researches the dolphins’ social structure, behaviors and communication. Now modern technology is making it possible to correlate the dolphins’ sounds and behavior, bringing Herzing and her collaborators closer to decoding dolphin communication.
Support Provided By
Unlock with PBS Passport
27:13
Changes to the ocean environment affect the way carbon is cycled through the seas.
Unlock with PBS Passport
27:13
Lake Okeechobee, once the blue heart of Florida, now has putrid mats of blue green algae.
Unlock with PBS Passport
26:43
Visit the remote Pacific, the islands of Maug - a natural laboratory for scientists.
Unlock with PBS Passport
26:43
Some scientists are suggesting that ctenophores are the oldest sea animals.
Unlock with PBS Passport
26:44
Researchers provide data necessary to protect fish populations from further decline.
Unlock with PBS Passport
26:42
Researchers study what impact ecotourism might have on southern stingrays.
Unlock with PBS Passport
26:43
Researchers are beginning to understand where turtles go during their “lost years.”
