Access to this video is a benefit for members through PBS Passport.
Up Next
Back to Show
Changing Seas
Alvin: Pioneer of the Deep
Season 13
Episode 1303
The deep-sea submersible Alvin has brought explorers to extraordinary places for more than 50 years. Now, as Alvin is poised to continue its revolutionary scientific work, a new set of upgrades will take it deeper than ever before.
Support Provided By
26:42
Scientists collaborate with elephant seals to study their life cycles and ocean health.
26:42
Scientists work to unravel the cause of the fish spinning phenomenon in the Florida Keys.
26:42
Scientists in Madeira study the impacts of plastics on whales and dolphins.
26:42
In Playa Hermosa locals unite to protect waves, restore habitats, and save sea turtles.
Unlock with PBS Passport
26:42
Experts study southern sea otters to ensure their longtime survival on California’s coast.
Unlock with PBS Passport
26:42
Islanders restore Maui's watersheds through traditional Hawaiian wisdom.
Unlock with PBS Passport
26:42
Florida scientists make remarkable discoveries about whitespotted eagle rays.
Unlock with PBS Passport
26:42
Marine archaeologists uncover a Roman shipwreck on Croatia's Adriatic Coast.
Unlock with PBS Passport
26:42
Researchers brave the Arctic’s cold and dark to reveal the mysteries of the Polar Night.
Unlock with PBS Passport
26:42
Amid shipwrecks and shifting sands, Bermuda’s corals offer clues to climate resilience.
Unlock with PBS Passport
26:42
Knowledgeable fishers collaborate with scientists to keep sharks abundant.
26:42
Researchers and citizen scientists document the fascinating lives of seashells.