When did Octonauts Season 3 Episode 18 air?
Octonauts Season 3 Episode 18 aired on March 21, 2014.


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 where they go on undersea adventures with the help of a fleet of aquatic vehicles.

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!
Direct answers for episode-level questions and details.
Octonauts Season 3 Episode 18 aired on March 21, 2014.
This episode runs for approximately 11 minutes.
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