Season 6

Changing Seas

Biggest Fish in the Sea

S6 Ep2 | 26m 54s

The world’s largest known gathering of whale sharks occurs just off the coast of Mexico.

Changing Seas

Saving Sawfish

S6 Ep4 | 26m 54s

Scientists conduct research in South Florida to save the endangered Smalltooth Sawfish.

Changing Seas

Galápagos: Windows into the Future

S6 Ep3 | 27m 2s

Scientists study how climate change may impact corals in the Galapagos Islands.

Changing Seas

Living Fossils

S6 Ep1 | 26m 48s

In the deep sea, strange flowerlike animals flourish in the dark.