Animated deep sea adventure series. Captain Barnacles and his intrepid band of explorers roam the oceans in search of adventure and fun
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Kwazii and Dashi become entangled in a strange deep sea creature, a siphonophore.
The Octonauts venture into a dangerous red-hot lava tube to rescue a tiny water bear.
Only Peso can save the day when a cone snail invades the Octopod.
Tweak and her crewmates must convert the Gup-F into an artificial reef.
A humpback whale helps Kwazii track down a key swallowed by a sardine.
A floating garbage patch endangers a flock of pelicans and other sea creatures.
The Octonauts must stop a huge herd of sea pigs before they fall into the Mariana Trench.
A yeti crab damages the ship, endangering itself and the Octonauts.
Shellington and the Vegimals' mission to replant a mangrove forest is put in peril.
While rescuing river creatures after a storm, the Octonauts find a strange egg.
When Kwazii gets lost at sea aboard the tiny octo-ski, he meets a flotilla of sea skaters.
The Octonauts attempt to keep the peace amongst a trio of mudskippers.
The Octonauts enlist a unique undersea detective to find a missing patient.
A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine.
Shellington and the crew try to gather some crabs who have drifted away from home.
A sea sponge that houses other creatures in its pores suffers from a mysterious illness.
Shellington and the Octonauts try to track a jellyfish that can live forever.
The Octonauts find the kelp forest endangered by an infestation of kelp-eating urchins!
The Octonauts study a group of baby hammerhead sharks as they hunt.
Barnacles seeks guidance from a mysterious sea turtle.