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Sentinels of the Seas

Take a look at the health of the bottlenose dolphin.

11/03/2010 | Expires 11/03/2026 | Rating TV-G

Sentinels of the Seas

Changing Seas

Sentinels of the Seas

Season 2 Episode 202 | 26m 51sVideo has Closed Captions

Take a look at the health of the bottlenose dolphin.

This episode takes a closer look at the health of Florida’s most beloved marine mammal – the bottlenose dolphin. The animal’s charismatic smile belies the silent threats lurking in its ocean home. Many Florida dolphins are showing disturbing signs of immune system dysfunction and disease, which may be linked to contaminant exposure.

11/03/2010 | Expires 11/03/2026 | Rating TV-G

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Changing Seas is presented by your local public television station.

Major funding for this program was provided by the Batchelor Foundation, encouraging people to preserve and protect America's underwater resources. Distributed by American Public Television.

Changing Seas

Sentinels of the Seas

Season 2 Episode 202 | 26m 51sVideo has Closed Captions

This episode takes a closer look at the health of Florida’s most beloved marine mammal – the bottlenose dolphin. The animal’s charismatic smile belies the silent threats lurking in its ocean home. Many Florida dolphins are showing disturbing signs of immune system dysfunction and disease, which may be linked to contaminant exposure.

11/03/2010 | Expires 11/03/2026 | Rating TV-G

Problems playing video?   | Closed Captioning Feedback

Report a Problem

Before you submit an error, please consult our Video Help page.

How to Watch Changing Seas

Changing Seas is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.

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Changing Seas is presented by your local public television station.

Major funding for this program was provided by the Batchelor Foundation, encouraging people to preserve and protect America's underwater resources. Distributed by American Public Television.

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