Season 1

E1. The Undersea Storm

Oct 5, 2010 · 11m

As a huge storm heads towards the headquarters, the Octonaut crew hurriedly goes into preparation. However, Kwaji, who went out to test drive the expedition ship, is unable to return to Octopold because he is rescuing the animals.

E2. The Giant Squid

Oct 11, 2010 · 11m

The Octonauts roam the oceans in search of adventure and fun. Whether it's a perilous voyage to the bottom of the sea or the piratey pursuit of a giant squid, the Octonauts leap into action and always prove that eight heads are better than one! The Octonauts set out to find and photograph Inkling's long lost cousin, the elusive Giant Squid.

E3. The Great Algae Escape

Oct 13, 2010 · 11m

Captain Barnacles and his crew must catch a runaway Octopod, when it is hijacked by a group of crustaceans trying to escape their algae-infested waters.

E4. The Walrus Chief

Oct 7, 2010 · 11m

When Peso's precious medical kit is taken, Barnacles and Kwazii sneak into a dangerous walrus colony to get it back, disguised as a walrus.

E5. The Flying Fish

Oct 8, 2010 · 11m

When a school of flying fish accidentally make off with a rare book belonging to Professor Inkling, the Octonauts rig up the Gup B to fly after them and get it back.

E6. The Narwhal

Oct 26, 2010 · 11m

While exploring the Arctic, the Octopod gets trapped in the ice. Only Barnacles's skillful navigation, and the help of a friendly Narwhal, can get them free.

E7. The Monster Map

Oct 19, 2010 · 11m

The Octonauts follow an old map to what Kwazii believes is treasure guarded by a sea monster but, instead, they meet a playful Octopus with all kinds of surprising abilities.

E8. The Crab and the Urchin

Oct 6, 2010 · 11m

The crew pursues crustaceans who’ve hijacked the Octopod.

E9. The Albino Humpback Whale

Oct 21, 2010 · 11m

The Octonauts help out an Albino Humpback Whale with a nasty sunburn.

E10. The Remipedes

Oct 14, 2010 · 11m

When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes.

E11. The Orcas

Oct 12, 2010 · 11m

When a huge Orca whale becomes stranded on a beach, Captain Barnacles Bear and the Octonauts devise a plan to pull him back into the water, with some help from a group of tunnelling Fiddler Crabs.

E12. The Blobfish Brothers

Oct 18, 2010 · 11m

The Octonauts must evacuate sea creatures before an underwater volcano erupts, but there's one creature that won't budge: a slow moving, gelatinous Blobfish.

E13. The Decorator Crab

Nov 5, 2010 · 11m

When important objects go missing from their ship, the Octonauts stake out the thief, who turns out to be a decorator crab stealing their things to decorate his shell.

E14. The Whale Shark

Oct 4, 2010 · 11m

When Kwazii's Gup-B breaks down in a storm, not even brave Captain Barnacles can save him alone. Fortunately, a chain of reef lobsters lends a hand - and some claws.

E15. The Cookiecutter Sharks

Dec 13, 2010 · 11m

Some mysterious holes that keep appearing in the Octonauts' equipment turn out to be the work of cookiecutter sharks whose bioluminescence initially made them invisible against the light coming down from the sea surface.

E16. The Jellyfish Bloom

Dec 16, 2010 · 11m

When Shellington gets trapped in the middle of a massive Jellyfish bloom, it's up to the Octonauts to rescue him.

E17. The Speedy Sailfish

Oct 15, 2010 · 11m

When all the Gups go out of control, Barnacles and Kwazii leap onto the backs of some speedy Sailfish to round them up.

E18. The Vampire Squid

Dec 8, 2010 · 11m

Peso must gather all his courage when he travels deep down to the very bottom of the ocean, the Midnight Zone, and encounters the mysterious Vampire Squid.

E19. The Humuhumunukunukuapua'a

Feb 10, 2011 · 11m

When the Octopod's waterworks are flooded with frightened Humuhumu fish, the Octonauts have to find a way to flush them out.

E20. The Giant Spider Crab

Feb 11, 2011 · 11m

The octonauts help a 100 year old spider crab which has got its leg trapped in a giant clam whilst en route to its own 100th birthday party. It turns out that Kwazii's afraid of spiders, but he still helps, even though he thought it was a real spider at first.

E21. The Giant Kelp Forest

Oct 22, 2010 · 11m

When Kwazii's favorite sub, the Gup B, goes missing, the Octonauts journey into a mysterious kelp forest to find it, meeting strange and interesting creatures along the way.

E22. The Hermit Crabs

Nov 2, 2010 · 11m

When Captain Barnacles Bear and most of the crew are unable to return to base, it's up to Peso and Tweak to remove a stuck hermit crab from its shell.

E23. The Hungry Pilot Fish

Dec 7, 2010 · 11m

The Octonauts are chased by a whitetip shark only to discover all it really needed was a pilot fish to clean its teeth, and it just so happens that they have just met a lonely pilot fish that is hungry for action.

E24. The Beluga Whales

Dec 6, 2010 · 11m

The Octonauts lead a pod of Beluga Whales stuck under the pack ice to safety by getting them to follow Peso while he's playing the same tune as the Beluga's song on his xylophone.

E25. The Snot Sea Cucumber

Oct 29, 2010 · 11m

After an underwater tremor, an injured sea cucumber named Slippy gets loose on the Octopod, so to let her breathe, they flood the ship!

E26. The Giant Whirlpool

Nov 1, 2010 · 11m

The Octonauts race against time to rescue Tweak's pal, a leatherback sea turtle who's caught in a fast-moving ocean current that's sucking it into a whirlpool.

E27. The Slime Eels

Jan 26, 2011 · 11m

Kwazii covets the treasure in a sunken pirate ship, but its protected by slime squirting Slime Eels.

E28. The Arctic Orcas

Jan 25, 2011 · 11m

When Captain Barnacles and Peso get lost in the icy Arctic sea, a pod of Orcas help the Octonauts find them.

E29. The Lost Sea Star

Oct 20, 2010 · 11m

When the Octonauts find an unusual Sea Star on the beach, they search the ocean from top to bottom (literally) to help find its home.

E30. The Giant Jelly

Dec 10, 2010 · 11m

The Octonauts must rescue Peso when he gets trapped inside a giant ctenophore.