Changing Seas - Our Oceans in Peril

Changing Seas - Our Oceans in Peril | Ocean Documentary Episode 1: No Fish Left Uncounted - 00:00:00 How do you count two fish, three fish or even a school of fish? A team of scientists joined forces to conduct a massive fish census in Dry Tortugas National Park. Episode 2: Sentinels of the Seas - 00:25:43 Bottlenose dolphins are a Florida icon. But recent studies show disturbing signs of immune system dysfunction and disease plaguing this charismatic mammal.

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