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Octonauts
Loading…OctonautsSeason 3 · Episode 18 — The Urchin Invasion
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Season 3 · Episode 18S3 · E18The Urchin Invasion

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Episodes

20 in Season 3

  1. 1The Siphonophore11 min · 2013
  2. 2The Water Bears11 min · 2013
  3. 3The Cone Snail11 min · 2013
  4. 4The Artificial Reef11 min · 2013
  5. 5The Humpback Whales11 min · 2013
  6. 6The Pelicans11 min · 2013
  7. 7The Sea Pigs11 min · 2013
  8. 8The Yeti Crab11 min · 2013
  9. 9The Barracudas11 min · 2014
  10. 10The Duck-Billed Platypus11 min · 2014
  11. 11The Sea Skaters11 min · 2014
  12. 12The Mudskippers11 min · 2014
  13. 13The Harbour Seal11 min · 2014
  14. 14The Lion's Mane Jellyfish11 min · 2014
  15. 15The Red Rock Crabs11 min · 2014
  16. 16The Sea Sponge11 min · 2014
  17. 17The Immortal Jellyfish11 min · 2014
  18. 18The Urchin InvasionNow playing
  19. 19The Hammerhead Sharks11 min · 2015
  20. 20The Loggerhead Sea Turtle11 min · 2015
S3 · E18Octonauts

The Urchin Invasion

7.1Animation, Kids201011 min

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!

Up nextThe Hammerhead SharksS3 · E19 · 11 min

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