Up Next
Back to Show
Changing Seas
Billfish: Battle on the Line? - Trailer
The unique oceanographic conditions of the eastern tropical Pacific make the area one of the best spots in the world for big game anglers to hook billfish. But intense pressures from commercial fishing operations have taken their toll on the numbers of sailfish and marlin in the region. Researchers are studying the animals to provide the data necessary to protect populations from further decline.
Support Provided By
Unlock with PBS Passport
27:13
Scientists experimant to see if giant manta rays are impacted negatively by microplastics.
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.”