• Air date: 04 Sep '13 20 episodes
      An intrepid band of explorers roam the oceans in search of adventure and fun. Led by a valiant polar bear and a daredevil kitten, these eight talented critters are always ready to embark on an exciting new mission.
  • List of Episodes (20)
    • 1. Siphonophore

      04 Sep '13
      Kwazii and Dashi become entangled in a strange deep-sea creature - a siphonophore.
    • 2. Water Bears

      05 Sep '13
      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.
    • 3. Cone Snails

      06 Sep '13
      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.
    • 4. Artificial Reef

      09 Sep '13
      When an underwater storm destroys a small reef, Tweak and her crew try to convert the Gup-F into an artificial equivalent.
    • 5. The Humpback Whales

      10 Sep '13
      When a sardine swallows the key to a treasure chest, a humpback whale helps Kwazii track it down.
    • 6. Pelicans

      11 Sep '13
    • 7. Sea Pigs

      12 Sep '13
    • 8. Yeti Crab

      13 Sep '13
    • 9. The Sea Skaters

      07 Oct '13
      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.
    • 10. The Duck-Billed Platypus

      11 Mar '14
      While rescuing river creatures after a storm, the Octonauts find a strange egg and come under attack by stinging platypuses.
    • 11. The Sea Skaters

      07 Oct '13
      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.
    • 12. The Mudskippers

      13 Mar '14
      The Octonauts attempt to keep the peace amongst a trio of mudskippers whose home has been flooded.
    • 13. The Harbour Seal

      14 Mar '14
      When Peso's patient, a remora fish, mysteriously disappears, the Octonauts enlist a unique undersea detective - a harbour seal.
    • 14. The Lion's Mane Jellyfish

      17 Mar '14
      A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod and causing havoc.
    • 15. The Red Rock Crabs

      18 Mar '14
      When Shellington and the crew try to gather some skittish crabs who have drifted away from home, they get help from some old friends.
    • 16. The Sea Sponge

      19 Mar '14
      A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness and Peso must figure out the cause.
    • 17. The Immortal Jellyfish

      20 Mar '14
      Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and live forever!
    • 18. The Urchin Invasion

      21 Mar '14
      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!
    • 19. The Hammerhead Sharks

      29 Jun '14
      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 friends.
    • 20. The Loggerhead Sea Turtle

      08 Oct '13