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H2O: Mermaid Adventures
Season 2 · Episode 11
Underwater Takeover
0.025mOctober 11, 2015
The mermaids turn to a cranky giant octopus for help when the Vandals invade the bay with a horde of stinging jellyfish.
Episodes
- Episode 1Reported Missing
- Episode 2Memory Lapsse
- Episode 3Valentine's Day
- Episode 4Kidnapped!
- Episode 5A Strange Phenomenon
- Episode 6Handle with Care
- Episode 7The Return of the White Mermaid
- Episode 8Three Days Underwater
- Episode 9Robot Duel
- Episode 10The Creature from the Bay
- Episode 11Underwater Takeover
- Episode 12Imminent Danger
- Episode 13Trapped