Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
4 Episodes 2014 - 2014
Episode 1
Sat, Nov 1, 2014 27 mins
The Season 6 premiere features marine biologist Charles Messing, who studies sea lilies and feather stars off the coast of Honduras.
Episode 2
Sat, Nov 8, 2014 27 mins
The annual summer congregation of whale sharks off the coast of Cancun, Mexico, is detailed.
Episode 3
Sat, Nov 15, 2014 27 mins
The Global Reef Expedition to the Galápagos Islands, which studied how climate change may be impacting coral reefs, is spotlighted.
Episode 4
Sat, Nov 22, 2014 27 mins
The Season 6 finale details the efforts to save the endangered smalltooth sawfish, which was once a popular trophy fish.