© 2026 Connecticut Public

FCC Public Inspection Files:
WEDH · WEDN · WEDW · WEDY
WEDW-FM · WNPR · WPKT · WRLI-FM
Public Files Contact · ATSC 3.0 FAQ
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

Mystery of the Spinning Fish

Season 17 Episode 1703 | 26m 42s

Between late 2023 and the spring of 2024 more than 80 species of fish were observed spinning in the Florida Keys. While most were able to recover, a large number of endangered smalltooth sawfish died. A group of multidisciplinary scientists is trying to piece together what happened in the environment to cause this unusual phenomenon.

Aired: 10/31/25 | Expires: 10/31/27
Major funding for this program was provided by The Batchelor Foundation, encouraging people to preserve and protect America’s underwater resources. Additional funding was provided by The Parrot Family Endowment for Environmental Education. Distributed by American Public Television.
Extras
The cast play a game of "What's in the vet bag?" with sentimental props from the series.
Get ready for the all-new season, coming January 17, 2027 at 9/8c.
Celebrate the legacy of Gene Wilder, the actor behind Willy Wonka and Young Frankenstein.
Stephanie J. Block and Sebastian Arcelus join The Tabernacle Choir for an epic holiday celebration.
Explore the site of the Battle of Camden and its importance to the American Revolution.
Formerly enslaved Americans formed Britain's Colonial Marines unit and marched on Washington, D.C.
A metal detector survey reveals long-lost soldiers at Camden Battlefield.
A musket ball reveals the deadly reality of Revolutionary War combat.
DNA may help identify a soldier killed at the Battle of Camden.
The search for a sunken fort uncovers a powerful freedom story.
Latest Episodes
All
  • All
  • Changing Seas Season 18
  • Changing Seas Season 17
  • Changing Seas Season 16
  • Changing Seas Season 15
  • Changing Seas Season 14
  • Changing Seas Season 13
  • Changing Seas Season 12
  • Changing Seas Season 11
  • Changing Seas Season 10
  • Changing Seas Season 9
  • Changing Seas Season 8
  • Changing Seas Season 7
  • Changing Seas Season 6
  • Changing Seas Season 5
  • Changing Seas Season 4
  • Changing Seas Season 3
  • Changing Seas Season 2
  • Changing Seas Season 1
Researchers study gray seals on Sable Island, the world’s largest breeding colony.
Puerto Rico’s fishers transform their communities after Hurricanes Irma and Maria.
Scientists and engineers test ways to both mitigate and harness the power of waves.
Scientists test repellents to stop sharks from taking fish from anglers’ lines.
Scientists in Madeira study the impacts of plastics on whales and dolphins.
In Playa Hermosa locals unite to protect waves, restore habitats, and save sea turtles.
Scientists collaborate with elephant seals to study their life cycles and ocean health.
Florida scientists make remarkable discoveries about whitespotted eagle rays.
Marine archaeologists uncover a Roman shipwreck on Croatia's Adriatic Coast.
Experts study southern sea otters to ensure their longtime survival on California’s coast.