1. The Whale Shark
Aired: Oct 4, 2010 When Kwazii's Gup-B breaks down in a storm, not even brave Captain Barnacles ...
2. The Undersea Storm
Aired: Oct 5, 2010
3. The Crab and the Urchin
Aired: Oct 6, 2010 The crew pursues crustaceans who’ve hijacked the Octopod.
4. The Walrus Chief
Aired: Oct 7, 2010 When Peso's precious medical kit is taken, Barnacles and Kwazii sneak into a ...
5. The Flying Fish
Aired: Oct 8, 2010 When a school of flying fish accidentally make off with a rare book belonging...
6. The Giant Squid
Aired: Oct 11, 2010 The Octonauts roam the oceans in search of adventure and fun. Whether it's a ...
7. The Orcas
Aired: Oct 12, 2010 When a huge Orca whale becomes stranded on a beach, Captain Barnacles Bear an...
8. The Great Algae Escape
Aired: Oct 13, 2010 Captain Barnacles and his crew must catch a runaway Octopod, when it is hijac...
9. The Remipedes
Aired: Oct 14, 2010 When Shellington gets lost in a dark sea cave, he gets unexpected assistance ...
10. The Speedy Sailfish
Aired: Oct 15, 2010 When all the Gups go out of control, Barnacles and Kwazii leap onto the backs...
11. The Blobfish Brothers
Aired: Oct 18, 2010 The Octonauts must evacuate sea creatures before an underwater volcano erupts...
12. The Monster Map
Aired: Oct 19, 2010 The Octonauts follow an old map to what Kwazii believes is treasure guarded b...
13. The Lost Sea Star
Aired: Oct 20, 2010 When the Octonauts find an unusual Sea Star on the beach, they search the oce...
14. The Albino Humpback Whale
Aired: Oct 21, 2010 The Octonauts help out an Albino Humpback Whale with a nasty sunburn.
15. The Giant Kelp Forest
Aired: Oct 22, 2010 When Kwazii's favorite sub, the Gup B, goes missing, the Octonauts journey in...
16. The Enemy Anemones
Aired: Oct 25, 2010 The Octonauts land on an island for a picnic but must first help some crabs t...
17. The Narwhal
Aired: Oct 26, 2010 While exploring the Arctic, the Octopod gets trapped in the ice. Only Barnacl...
18. The Midnight Zone
Aired: Oct 27, 2010 While exploring the deepest part of the ocean, the Midnight Zone, the Octonau...
19. The Snapping Shrimp
Aired: Oct 28, 2010 The Octonauts encounter a snapping shrimp – a small creature that uses its cl...
20. The Snot Sea Cucumber
Aired: Oct 29, 2010 After an underwater tremor, an injured sea cucumber named Slippy gets loose o...
21. The Giant Whirlpool
Aired: Nov 1, 2010 The Octonauts race against time to rescue Tweak's pal, a leatherback sea turt...
22. The Hermit Crabs
Aired: Nov 2, 2010 When Captain Barnacles Bear and most of the crew are unable to return to base...
23. The Mixed-Up Whales
Aired: Nov 3, 2010 When the Octonauts clean and repair their ship, the Octopod, the resulting no...
24. The Kelp Forest Rescue
Aired: Nov 4, 2010 When Peso's little brother, Pinto, comes to visit, he's more interested in be...
25. The Decorator Crab
Aired: Nov 5, 2010 When important objects go missing from their ship, the Octonauts stake out th...
26. The Beluga Whales
Aired: Dec 6, 2010 The Octonauts lead a pod of Beluga Whales stuck under the pack ice to safety ...
27. The Hungry Pilot Fish
Aired: Dec 7, 2010 The Octonauts are chased by a whitetip shark only to discover all it really n...
28. The Vampire Squid
Aired: Dec 8, 2010 Peso must gather all his courage when he travels deep down to the very bottom...
29. The Seahorse Tale
Aired: Dec 9, 2010 After a storm, the Octonauts help a female seahorse search for her missing ma...
30. The Giant Jelly
Aired: Dec 10, 2010 The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.
31. The Cookiecutter Sharks
Aired: Dec 13, 2010 Some mysterious holes that keep appearing in the Octonauts' equipment turn ou...
32. The Oarfish
Aired: Dec 14, 2010 Dashi snaps a picture of what appears to be a sea serpent, but the truth is s...
33. The Combtooth Blenny
Aired: Dec 15, 2010 When Kwazii and Peso are shipwrecked on a desert island, they encounter a Com...
34. The Jellyfish Bloom
Aired: Dec 16, 2010 When Shellington gets trapped in the middle of a massive Jellyfish bloom, it'...
35. The Baby Dolphin
Aired: Dec 17, 2010 When a young dolphin follows Kwazii home, he has to babysit while the other O...
36. The Scary Spookfish
Aired: Jan 24, 2011 The Octonauts try to pull Peso out of an oceanic trench and get some help fro...
37. The Arctic Orcas
Aired: Jan 25, 2011 When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orca...
38. The Slime Eels
Aired: Jan 26, 2011 Kwazii covets the treasure in a sunken pirate ship, but its protected by slim...
39. The Enormous Elephant Seal
Aired: Jan 27, 2011 When Peso and the Octonauts aid an enormous Elephant Seal, he overstays his w...
40. The Sardine School
Aired: Jan 28, 2011 The Octonauts must work together as a team to help a lost sardine find her sc...
41. The Dolphin Reef Rescue
Aired: Jan 31, 2011 When the Octonauts all pitch in to help save a sick coral reef, they get some...
42. The Eel Ordeal
Aired: Feb 1, 2011 The Octonauts travel up a treacherous river to help a young migrating eel on ...
43. The Marine Iguanas
Aired: Feb 2, 2011 The team are preparing for a feast of red seaweed on the Galapagos Islands bu...
44. The Dwarf Lantern Shark
Aired: Feb 3, 2011 Down in the darkness of the ocean deep, Peso and the Octonauts must help a ti...
45. The Pirate Parrotfish
Aired: Feb 4, 2011 When the Octonauts go on a pirate treasure hunt, Kwazii meets a Parrotfish.
46. The Electric Torpedo Rays
Aired: Feb 7, 2011 Some electric torpedo rays give the Octopod a jump-start when its batteries g...
47. The Crafty Cuttlefish
Aired: Feb 8, 2011 Captain Barnacles allows Tunip to use his Octo-compass. But when Tunip loses ...
48. The Lost Lemon Shark
Aired: Feb 9, 2011 The Octonauts have their hands full as they look after a headstrong young Lem...
49. The Humuhumunukunukuapua'a
Aired: Feb 10, 2011 When the Octopod's waterworks are flooded with frightened Humuhumu fish, the ...
50. The Giant Spider Crab
Aired: Feb 11, 2011 The octonauts help a 100 year old spider crab which has got its leg trapped i...
