E13
13. The Lost Ring
Rikki takes matters into her own hands by spying on her dad and his new girlfriend.
Latest episode
S2 E13 · Trapped
H2O: Mermaid Adventures is a kids and comedy TV series that premiered on KiKa on June 1, 2015. It has 2 seasons and 26 episodes so far and was canceled. The latest episode, Season 2 Episode 13 "Trapped", aired on October 13, 2015.
The lives of teenagers Emma, Cleo and Rikki are forever changed when a magical, forbidden island gives them the power to turn into mermaids.
Last updated
26 episodes · 2 seasons
2015 · 13 episodes · Last episode: 11 years ago
E13
Rikki takes matters into her own hands by spying on her dad and his new girlfriend.
E12
Berk breaks a tooth and wanders near the beach in pain, causing a panic.
E11
Lewis and the girls must find what's behind mysterious sound waves that are creating havoc.
E10
Danny gets captured by the Oceanic Center for observation.
E9
Dolphin City is the location for a new movie.
E8
Atmospheric disturbances result in disastrous consequences.
E7
Discarded plastic bags pose a threat to Teddy and his friends.
E6
Aggressive blue seaweed attacks Emma.
E5
Zane's father plans a luxury resort on Mako Island.
E4
A storm threatens to wash out a birthday party.
E3
The girls discover of an ancient mermaid statue and return it but treasure hunters have another idea.
E2
Emma competes in a contest, Cleo is stuck babysitting an intern and save an injured sea turtle.
E1
Cleo, Emma and Rikki get stranded on Mako island and fall into a magic pool where their lives change forever.
2015 · 13 episodes · Last episode: 11 years ago
E13
Lewis joins a famous explorer in a high-tech submarine to hunt for a sunken treasure ship, but a mishap strands them at the bottom of the sea.
Having played one too many practical jokes, Teddy can't get anyone to believe his warning that an underwater volcano is about to erupt
The mermaids turn to a cranky giant octopus for help when the Vandals invade the bay with a horde of stinging jellyfish.
Emma's younger brother catches a glimpse of her mermaid tail and thinks he's seen a sea monster, and soon the whole town is in an uproar.
E9
Lewis is thrilled when the university hosts an underwater robot competition, but the girls fret over the safety of their marine friends.
When a spell forces Rikki to remain a mermaid until the next full moon, she has to find a way to lie low, and underwater, for three full days.
To protect the White Mermaid, the girls guide explorer Stanley Finch to the underwater stone circle, whose magic makes Stanley think he's a pirate.
Tired of the racket Miriam and Zane are making at their beach party, Bernie leaves his cave giving the Vandals a chance to move right in.
When her father goes to sea on a mission, Cleo's worries begin to affect her dreams. Her nightmares could be trying to tell her something.
The girls and Bobby the dolphin untangle a mystery when Bobby's twin, Robby, is captured by someone in a mysterious speedboat.
E3
Lewis promises to tell his Valentine's Day sweetheart, Abby, a big secret; Cleo is jealous and scared that he will give away the girls' mermaid identities.
When the stone circle causes Cleo to forget that she can turn into a mermaid, Emma and Rikki scramble to keep her from transforming in public.
Clownfish are disappearing from the bay, so the girls spring into action to find out why. A mysterious diver could be the culprit.
H2O: Mermaid Adventures has been canceled, so no new episodes are scheduled. The final episode aired on October 13, 2015.
The most recent episode of H2O: Mermaid Adventures, Season 2 Episode 13 "Trapped", aired on October 13, 2015.
H2O: Mermaid Adventures has 2 seasons with 26 episodes in total.
H2O: Mermaid Adventures first aired on KiKa on June 1, 2015.
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H2O: Mermaid Adventures
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