Octonauts — Season 1, Episode 15: The Cookiecutter Sharks
Animation, Kids • 11 min • 10 seasons, 274 episodes • ★ 7.2/10
Episode synopsis
Some mysterious holes that keep appearing in the Octonauts' equipment turn out to be the work of cookiecutter sharks whose bioluminescence initially made them invisible against the light coming down from the sea surface.
About Octonauts
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.