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The Best Episodes of Octonauts

Every episode of Octonauts ranked from best to worst. Let's dive into the Best Episodes of Octonauts!

Best episode
S1E45 The Baby Dolphin
8.822 votes
Worst episode
S1E22 The Hermit Crabs
6.830 votes
Top season
Season 1
8.1avg
Binge time
1d 1h
143 episodes
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes

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Episode Rankings

  1. #1 Fan Favorite
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    Octonauts Season 1 Episode 45 - The Baby Dolphin
    8.8/10(22 votes)

    S1:E45

    When a young dolphin follows Kwazii home, he has to babysit while the other Octonauts search for its mother.

    Director:Unknown
    Writer:Unknown

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  2. Octonauts Season 3 Episode 2 - The Water Bears
    8.9/10(17 votes)

    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.

    Director:Unknown
    Writer:Unknown

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  3. Octonauts Season 1 Episode 11 - The Orcas
    8.6/10(28 votes)

    S1:E11

    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.

    Director:Unknown
    Writer:Unknown

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  4. Octonauts Season 1 Episode 10 - The Remipedes
    8.5/10(26 votes)

    S1:E10

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

    Director:Unknown
    Writer:Unknown

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  5. Octonauts Season 1 Episode 1 - The Undersea Storm
    8.4/10(42 votes)

    S1:E1

    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.

    Director:Unknown
    Writer:Unknown

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  6. Octonauts Season 1 Episode 2 - The Giant Squid
    8.4/10(40 votes)

    S1:E2

    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.

    Director:Unknown
    Writer:Unknown

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    The 20 WORST Episodes of Octonauts

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  7. Octonauts Season 2 Episode 20 - The Saltwater Crocodile
    8.5/10(18 votes)

    S2:E20

    When a gigantic saltwater crocodile wanders into freezing waters, the Octonauts must figure out how to get the predator back to his warm water home - without anyone getting hurt.

    Director:Unknown
    Writer:Unknown

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  8. Octonauts Season 1 Episode 41 - The Seahorse Tale
    8.4/10(27 votes)

    S1:E41

    After a storm, the Octonauts help a female seahorse search for her missing mate. She tells them, to Kwazii's surprise, that the missing male seahorse is about to give birth to baby seahorses!

    Director:Unknown
    Writer:Unknown

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  9. Octonauts Season 1 Episode 49 - The Marine Iguanas
    8.4/10(26 votes)

    S1:E49

    The team are preparing for a feast of red seaweed on the Galapagos Islands but a trio of salt-sneezing marine iguanas raid the Octopod and eat it all!

    Director:Unknown
    Writer:Unknown

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  10. Octonauts Season 1 Episode 9 - The Albino Humpback Whale
    8.4/10(25 votes)

    S1:E9

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

    Director:Unknown
    Writer:Unknown

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  11. Octonauts Season 1 Episode 30 - The Giant Jelly
    8.4/10(22 votes)

    S1:E30

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

    Director:Unknown
    Writer:Unknown

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  12. Octonauts Season 1 Episode 34 - The Sardine School
    8.4/10(22 votes)

    S1:E34

    The Octonauts must work together as a team to help a lost sardine find her school.

    Director:Unknown
    Writer:Unknown

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  13. Octonauts Season 1 Episode 44 - The Lost Lemon Shark
    8.4/10(21 votes)

    S1:E44

    The Octonauts have their hands full as they look after a headstrong young Lemon Shark who's hurt his nose and can't find his way home.

    Director:Unknown
    Writer:Unknown

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  14. Octonauts Season 3 Episode 1 - The Siphonophore
    8.5/10(13 votes)

    S3:E1

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

    Director:Unknown
    Writer:Unknown

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  15. Octonauts Season 4 Episode 3 - Octonauts and the Octopod Mystery
    8.5/10(13 votes)

    S4:E3

    When the Octopod breaks down, Tweak and the crew search for a missing part aboard an abandoned prototype of the ship, not realising something lives there.

    Director:Unknown
    Writer:Unknown

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  16. Octonauts Season 1 Episode 40 - The Mixed-Up Whales
    8.4/10(20 votes)

    S1:E40

    When the Octonauts clean and repair their ship, the Octopod, the resulting noise causes a nearby blue whale to act in strange and dangerous ways.

    Director:Unknown
    Writer:Unknown

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  17. Octonauts Season 1 Episode 17 - The Speedy Sailfish
    8.3/10(28 votes)

    S1:E17

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

    Director:Unknown
    Writer:Unknown

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  18. Octonauts Season 1 Episode 8 - The Crab and the Urchin
    8.3/10(26 votes)

    S1:E8

    The crew pursues crustaceans who’ve hijacked the Octopod.

    Director:Unknown
    Writer:Unknown

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  19. Octonauts Season 1 Episode 48 - The Combtooth Blenny
    8.3/10(26 votes)

    S1:E48

    When Kwazii and Peso are shipwrecked on a desert island, they encounter a Combtooth Blenny - a fish who walks on land! They enlist him to send an SOS message to the other Octonauts.

    Director:Unknown
    Writer:Unknown

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  20. Octonauts Season 1 Episode 20 - The Giant Spider Crab
    8.3/10(24 votes)

    S1:E20

    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.

    Director:Unknown
    Writer:Unknown

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  21. Octonauts Season 3 Episode 17 - The Immortal Jellyfish
    8.4/10(13 votes)

    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!

    Director:Unknown
    Writer:Unknown

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  22. Octonauts Season 1 Episode 28 - The Arctic Orcas
    8.3/10(22 votes)

    S1:E28

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

    Director:Unknown
    Writer:Unknown

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  23. Octonauts Season 3 Episode 18 - The Urchin Invasion
    8.4/10(12 votes)

    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!

    Director:Unknown
    Writer:Unknown

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  24. Octonauts Season 4 Episode 10 - Octonauts and the Emperor Penguins
    8.4/10(12 votes)

    S4:E10

    The Octonauts journey across a dangerous expanse of ice to help a penguin mother get back to her family.

    Director:Unknown
    Writer:Unknown

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  25. Octonauts Season 2 Episode 21 - The Humphead Parrotfish
    8.3/10(18 votes)

    S2:E21

    The Octonauts use magnets to try to stop a meteor that's heading toward the Octopod and get an assist from a rock-chomping humphead parrotfish and her friends.

    Director:Unknown
    Writer:Unknown

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Best Episodes Summary

"The Baby Dolphin" is the best rated episode of Octonauts. It scored 8.8/10 from 22 votes. Written and directed by Unknown, it aired on December 17, 2010.

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