Episode guide
Octonauts: Season 3
20 episodes · premiered Sep 4, 2013
TMDB has no overview for this season.
- Episode 1: The Siphonophore Sep 4, 2013 · 11m Kwazii and Dashi become entangled in a strange deep-sea creature - a siphonophore.
- Episode 2: The Water Bears Sep 5, 2013 · 11m The gang ventures into a red-hot lava tube to rescue a tiny water bear that does not seem to mind the heat at all.
- Episode 3: The Cone Snail Sep 6, 2013 · 11m Peso sets out to save the day when a cone snail invades the octopod and picks off the crew one by one with its dangerous harpoons.
- Episode 4: The Artificial Reef Sep 9, 2013 · 11m When an underwater storm destroys a small reef, Tweak and her crew try to convert the Gup-F into an artificial equivalent.
- Episode 5: The Humpback Whales Sep 10, 2013 · 11m When a sardine swallows the key to a treasure chest, a humpback whale helps Kwazii track it down.
- Episode 6: The Pelicans Sep 11, 2013 · 11m When a floating garbage patch endangers a flock of pelicans and other sea creatures, the Octonauts and the birds work together to clean it up.
- Episode 7: The Sea Pigs Sep 12, 2013 · 11m The Octonauts must stop a huge herd of sea pigs before they march blindly into the Mariana Trench - where there will be no access to food. But things get chaotic when Tunip goes missing!
- Episode 8: The Yeti Crab Sep 13, 2013 · 11m As Tweak tests the Gup-X deep down in the Midnight Zone, a yeti crab cuts a vital electrical wire in the ship and cuts off all power, endangering itself and the Octonauts.
- Episode 9: The Barracudas Mar 10, 2014 · 11m Shellington and the Vegimals' mission to replant a mangrove forest is put in peril by a school of toothy barracudas.
- Episode 10: The Duck-Billed Platypus Mar 11, 2014 · 11m While rescuing river creatures after a storm, the Octonauts find a strange egg and come under attack by stinging platypuses.
- Episode 11: The Sea Skaters Mar 12, 2014 · 11m When Kwazii gets lost at sea aboard the tiny octo-ski, he meets a flotilla of even tinier sea skaters - the only insects who live on the ocean.
- Episode 12: The Mudskippers Mar 13, 2014 · 11m The Octonauts attempt to keep the peace amongst a trio of mudskippers whose home has been flooded.
- Episode 13: The Harbour Seal Mar 14, 2014 · 11m When Peso's patient, a remora fish, mysteriously disappears, the Octonauts enlist a unique undersea detective - a harbour seal.
- Episode 14: The Lion's Mane Jellyfish Mar 17, 2014 · 11m A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod and causing havoc.
- Episode 15: The Red Rock Crabs Mar 18, 2014 · 11m When Shellington and the crew try to gather some skittish crabs who have drifted away from home, they get help from some old friends.
- Episode 16: The Sea Sponge Mar 19, 2014 · 11m A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness and Peso must figure out the cause.
- Episode 17: The Immortal Jellyfish Mar 20, 2014 · 11m Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and live forever!
- Episode 18: The Urchin Invasion Mar 21, 2014 · 11m The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle - only to find the forest endangered by an infestation of kelp-eating urchins!
- Episode 19: The Hammerhead Sharks Sep 21, 2015 · 11m The Octonauts meet some hammerheaded sharks, however, they can't sleep too well because Shellington and Professor Inkling have been arguing about who is smarter that they are no longer…
- Episode 20: The Loggerhead Sea Turtle Sep 22, 2015 · 11m After an undersea tremor separates the Gup-X and its crew, Barnacles seeks guidance from a mysterious sea turtle.