Animation•Family•Kids

All Episodes of H2O: Mermaid Adventures

Browse all episodes of H2O: Mermaid Adventures

Binge this in 9h 36m•Peaking at 8.6/10

The lives of teenagers Emma, Cleo and Rikki are forever changed when a magical, forbidden island gives them the power to turn into mermaids.

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Season 1

8.3/1017 votes
The Mysterious Seaweed
Season 1 Episode 6 - Aired 6/6/2015
Aggressive blue seaweed attacks Emma.
Director: Unknown
Writer: Unknown
8.3/1019 votes
The Lost Ring
Season 1 Episode 13 - Aired 6/13/2015
Rikki takes matters into her own hands by spying on her dad and his new girlfriend.
Director: Unknown
Writer: Unknown
8.0/1017 votes
Poseidon's Daughter
Season 1 Episode 9 - Aired 6/9/2015
Dolphin City is the location for a new movie.
Director: Unknown
Writer: Unknown
7.9/1018 votes
Dolphin City Mascot
Season 1 Episode 10 - Aired 6/10/2015
Danny gets captured by the Oceanic Center for observation.
Director: Unknown
Writer: Unknown
7.8/1017 votes
Bad Waves
Season 1 Episode 11 - Aired 6/11/2015
Lewis and the girls must find what's behind mysterious sound waves that are creating havoc.
Director: Unknown
Writer: Unknown
7.6/1017 votes
A Stormy Party
Season 1 Episode 4 - Aired 6/4/2015
A storm threatens to wash out a birthday party.
Director: Unknown
Writer: Unknown
7.6/1017 votes
Mako Island Hotel
Season 1 Episode 5 - Aired 6/5/2015
Zane's father plans a luxury resort on Mako Island.
Director: Unknown
Writer: Unknown
7.5/1024 votes
The Secret of Mako Island
Season 1 Episode 1 - Aired 6/1/2015
Cleo, Emma and Rikki get stranded on Mako island and fall into a magic pool where their lives change forever.
Director: Unknown
Writer: Unknown
7.4/1018 votes
It's in the Bag!
Season 1 Episode 7 - Aired 6/7/2015
Discarded plastic bags pose a threat to Teddy and his friends.
Director: Unknown
Writer: Unknown
7.3/1019 votes
Caught in the Net
Season 1 Episode 2 - Aired 6/2/2015
Emma competes in a contest, Cleo is stuck babysitting an intern and save an injured sea turtle.
Director: Unknown
Writer: Unknown
7.2/1017 votes
Jaw-ache!
Season 1 Episode 12 - Aired 6/12/2015
Berk breaks a tooth and wanders near the beach in pain, causing a panic.
Director: Unknown
Writer: Unknown
6.8/1017 votes
Dolphin City Triangle
Season 1 Episode 8 - Aired 6/8/2015
Atmospheric disturbances result in disastrous consequences.
Director: Unknown
Writer: Unknown
6.6/1017 votes
The White Mermaid
Season 1 Episode 3 - Aired 6/3/2015
The girls discover of an ancient mermaid statue and return it but treasure hunters have another idea.
Director: Unknown
Writer: Unknown