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The Best Episodes of Octonauts Season 3

Every episode of Octonauts Season 3 ranked from best to worst. Discover the Best Episodes of Octonauts Season 3!

The Best Episodes of Octonauts Season 3

Follows an underwater exploring crew made up of stylized anthropomorphic animals, a team of eight adventurers who live in an undersea base, the Octopod, from...
  1. Background image for The Siphonophore
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    #1 - The Siphonophore

    S3:E1

    Kwazii and Dashi become entangled in a strange deep-sea creature - a siphonophore.

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    Director:Unknown
    Writer:Unknown
  2. Background image for The Water Bears
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    #2 - The Water Bears

    S3:E2

    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.

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    Director:Unknown
    Writer:Unknown
  3. Background image for The Cone Snail
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    #3 - The Cone Snail

    S3:E3

    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.

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    Director:Unknown
    Writer:Unknown
  4. Background image for The Artificial Reef
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    #4 - The Artificial Reef

    S3:E4

    When an underwater storm destroys a small reef, Tweak and her crew try to convert the Gup-F into an artificial equivalent.

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    Director:Unknown
    Writer:Unknown
  5. Background image for The Humpback Whales
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    #5 - The Humpback Whales

    S3:E5

    When a sardine swallows the key to a treasure chest, a humpback whale helps Kwazii track it down.

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    Director:Unknown
    Writer:Unknown
  6. Background image for The Pelicans
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    #6 - The Pelicans

    S3:E6

    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.

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    Director:Unknown
    Writer:Unknown
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  8. Background image for The Sea Pigs
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    #7 - The Sea Pigs

    S3:E7

    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!

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    Director:Unknown
    Writer:Unknown
  9. Background image for The Yeti Crab
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    #8 - The Yeti Crab

    S3:E8

    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.

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    Director:Unknown
    Writer:Unknown
  10. Background image for The Barracudas
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    #9 - The Barracudas

    S3:E9

    Shellington and the Vegimals' mission to replant a mangrove forest is put in peril by a school of toothy barracudas.

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    Director:Unknown
    Writer:Unknown
  11. Background image for The Duck-Billed Platypus
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    #10 - The Duck-Billed Platypus

    S3:E10

    While rescuing river creatures after a storm, the Octonauts find a strange egg and come under attack by stinging platypuses.

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    Director:Unknown
    Writer:Unknown
  12. Background image for The Sea Skaters
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    #11 - The Sea Skaters

    S3:E11

    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.

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    Director:Unknown
    Writer:Unknown
  13. Background image for The Mudskippers
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    #12 - The Mudskippers

    S3:E12

    The Octonauts attempt to keep the peace amongst a trio of mudskippers whose home has been flooded.

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    Director:Unknown
    Writer:Unknown
  14. Background image for The Harbour Seal
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    #13 - The Harbour Seal

    S3:E13

    When Peso's patient, a remora fish, mysteriously disappears, the Octonauts enlist a unique undersea detective - a harbour seal.

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    Director:Unknown
    Writer:Unknown
  15. Background image for The Lion's Mane Jellyfish
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    #14 - The Lion's Mane Jellyfish

    S3:E14

    A lion's mane jellyfish gets its long and stingy tentacles tangled in the bubble engine, unintentionally flooding the Octopod and causing havoc.

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    Director:Unknown
    Writer:Unknown
  16. Background image for The Red Rock Crabs
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    #15 - The Red Rock Crabs

    S3:E15

    When Shellington and the crew try to gather some skittish crabs who have drifted away from home, they get help from some old friends.

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    Director:Unknown
    Writer:Unknown
  17. Background image for The Sea Sponge
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    #16 - The Sea Sponge

    S3:E16

    A sea sponge that houses other sea creatures in its pores suffers from a mysterious illness and Peso must figure out the cause.

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    Director:Unknown
    Writer:Unknown
  18. Background image for The Immortal Jellyfish
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    #17 - The Immortal Jellyfish

    S3:E17

    Shellington and the Octonauts try to track an unusual creature: a jellyfish that can transform from old to young repeatedly - and live forever!

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    Director:Unknown
    Writer:Unknown
  19. Background image for The Urchin Invasion
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    #18 - The Urchin Invasion

    S3:E18

    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!

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    Director:Unknown
    Writer:Unknown
  20. Background image for The Hammerhead Sharks
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    #19 - The Hammerhead Sharks

    S3:E19

    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.

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    Director:Unknown
    Writer:Unknown
  21. Background image for The Loggerhead Sea Turtle
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    #20 - The Loggerhead Sea Turtle

    S3:E20

    After an undersea tremor separates the Gup-X and its crew, Barnacles seeks guidance from a mysterious sea turtle.

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    Director:Unknown
    Writer:Unknown

Season 3 Ratings Summary

"The Siphonophore" is the best rated episode of "Octonauts" season 3. It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 9/4/2013. This episode is rated 0.0 points higher than the second-best, "The Water Bears".