01. Sea of Steel
No details
23min
November 1, 2011
02. Treasure Hunters
No details
21min
November 8, 2011
03. Galapagos
No details
23min
November 15, 2011
04. Giants of Socorro
No details
23min
November 22, 2011
05. The Coral Reef
No details
23min
November 29, 2011
06. Dolphins
No details
23min
December 6, 2011
07. The Caves of Akumal
No details
23min
December 13, 2011
08. The Gales of November
No details
23min
December 20, 2011
09. Ocean of Fire
No details
23min
December 27, 2011
10. Whales
No details
23min
January 3, 2012
11. Sulawesi Sea/Borneo
No details
23min
January 10, 2012
12. Shark Frenzy
No details
23min
January 17, 2012
13. New Guinea
No details
23min
January 24, 2012
14. Fiji
No details
23min
January 31, 2012
15. The Emerald Sea
No details
23min
February 7, 2012
16. The Great Barrier Reef
No details
23min
February 14, 2012
17. Ghost Fleet of the Pacific
No details
23min
February 21, 2012
18. Oasis of the Deep
No details
23min
February 28, 2012
19. Sea of Cortez
No details
23min
March 6, 2012
20. Free Diving
No details
23min
March 13, 2012
21. The Graveyard Coast
No details
23min
March 20, 2012
22. Shark Island
No details
23min
March 27, 2012
23. Bonaire
No details
23min
April 3, 2012
24. Great White
No details
23min
April 10, 2012
25. The Florida Keys
No details
23min
April 17, 2012
26. Shark Encounters
No details
23min
April 24, 2012
27. Lagoon of Lost Ships
No details
23min
May 1, 2012
28. Cocos Island
No details
23min
May 8, 2012
29. The Kelp Forest
No details
23min
May 15, 2012
30. Manatees
No details
23min
May 22, 2012
31. Sea Turtles
No details
23min
May 29, 2012
32. Palau
No details
23min
June 5, 2012
33. The Red Sea
No details
23min
June 12, 2012
34. Tentacles
No details
23min
June 19, 2012
35. Seals & Sea Lions
No details
23min
June 26, 2012
36. Bermuda-Isle of Devils
No details
23min
July 3, 2012
37. Tek Wrecks
No details
23min
July 10, 2012
38. The Yongala
No details
23min
July 17, 2012
39. The Cayman Challenge
No details
23min
July 24, 2012