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Mystery of the Spinning Fish

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.
Season 17 Episode 1703 Length 26:42 Premiere: 11/01/25

Changing Seas

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Clips & Previews

Season 17 Episodes

The Elephant Seals of Año Nuevo
S17 E1704 Length 26:42 Premiere Date 11/01/25

Mystery of the Spinning Fish
S17 E1703 Length 26:42 Premiere Date 11/01/25

Whales in a Plastic Ocean
S17 E1702 Length 26:46 Premiere Date 11/01/25

Costa Rica's Surfing Paradise
S17 E1701 Length 26:46 Premiere Date 11/01/25

Costa Rica's Surfing Paradise | Changing Seas | Preview
Preview Length 04:54 Premiere Date 06/24/25

Whales in a Plastic Ocean | Changing Seas | Preview
Preview Length 02:59 Premiere Date 06/24/25

Mystery of the Spinning Fish | Changing Seas | Preview
Preview Length 04:11 Premiere Date 06/24/25

The Elephant Seals of Año Nuevo | Changing Seas | Preview
Preview Length 04:43 Premiere Date 06/24/25

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Eagle Rays: Soaring on Spotted Wings - S16 E2

Despite its global "endangered" status, little is known about the white-spotted eagle ray. Now, Florida scientists are employing cutting-edge technology and innovative approaches to gain deeper insight into this elegant fish's movement and diet.

  • Thursday April 2, 2026 11:30 am ET on KET2
  • Thursday April 2, 2026 10:30 am CT on KET2

Maui Aloha 'aina: From Mauka to Makai - S16 E3

Dedicated scientists and volunteers are drawing upon the ancient wisdom of the Hawaiian people to restore Maui's ecosystems following the losses caused by recent Lahaina wildfires.

  • Thursday April 9, 2026 8:30 am ET on KET2
  • Thursday April 9, 2026 7:30 am CT on KET2

California Sea Otters: Life on the Edge - S16 E4

The endangered southern sea otter, a voracious predator, must consume 25% of its body weight daily to survive. Dedicated experts study this endearing marine mustelid to ensure its long-term survival along California's coast.

  • Thursday April 16, 2026 8:30 am ET on KET2
  • Thursday April 16, 2026 7:30 am CT on KET2

Costa Rica's Surfing Paradise - S17 E1

A coastal community unites to protect their surf break, restore vital habitats and safeguard nesting sea turtles in Costa Rica's Playa Hermosa.

  • Thursday April 23, 2026 8:30 am ET on KET2
  • Thursday April 23, 2026 7:30 am CT on KET2

Whales in a Plastic Ocean - S17 E2

Floating plastic trash impacts the Portuguese island of Madeira. Researchers study the effects these plastics have on the health of marine mammals that frequent local waters.

  • Thursday April 30, 2026 8:30 am ET on KET2
  • Thursday April 30, 2026 7:30 am CT on KET2
Jump to Upcoming Airdates

Recent

Ancient Adriatic: Croatia's Sunken History - S16 E1

  • Thursday March 26, 2026 11:30 am ET on KET2
  • Thursday March 26, 2026 10:30 am CT on KET2

Life in the Dark: The Polar Night - S15 E4

  • Thursday March 19, 2026 11:30 am ET on KET2
  • Thursday March 19, 2026 10:30 am CT on KET2

Bermuda: Life at Ocean's Edge - S15 E3

  • Thursday March 12, 2026 11:30 am ET on KET2
  • Thursday March 12, 2026 10:30 am CT on KET2

Sharks in Belize: Jaguars of the Sea - S15 E2

  • Thursday March 5, 2026 11:30 am ET on KET2
  • Thursday March 5, 2026 10:30 am CT on KET2

Mollusks: More Than a Shell - S15 E1

  • Thursday February 26, 2026 11:30 am ET on KET2
  • Thursday February 26, 2026 10:30 am CT on KET2
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