Show cover for H2O: Mermaid Adventures

The Best Episodes of H2O: Mermaid Adventures Season 1

Every episode of H2O: Mermaid Adventures Season 1 ranked from best to worst. Discover the Best Episodes of H2O: Mermaid Adventures Season 1!

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

Season 1 Ratings Summary

"The Secret of Mako Island" is the best rated episode of "H2O: Mermaid Adventures" season 1. It scored 7.4/10 based on 23 votes. Directed by N/A and written by N/A, it aired on 6/1/2015. This episode is rated 0.3 points higher than the second-best, "Caught in the Net".

  • The Secret of Mako Island
    7.4/1023 votes

    #1 - 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: N/A

    Writer: N/A

  • Caught in the Net
    7.1/1018 votes

    #2 - 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: N/A

    Writer: N/A

  • The White Mermaid
    6.6/1017 votes

    #3 - 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: N/A

    Writer: N/A

  • A Stormy Party
    7.6/1017 votes

    #4 - A Stormy Party

    Season 1 Episode 4 - Aired 6/4/2015

    A storm threatens to wash out a birthday party.

    Director: N/A

    Writer: N/A

  • Mako Island Hotel
    7.6/1017 votes

    #5 - Mako Island Hotel

    Season 1 Episode 5 - Aired 6/5/2015

    Zane's father plans a luxury resort on Mako Island.

    Director: N/A

    Writer: N/A

  • The Mysterious Seaweed
    8.3/1017 votes

    #6 - The Mysterious Seaweed

    Season 1 Episode 6 - Aired 6/6/2015

    Aggressive blue seaweed attacks Emma.

    Director: N/A

    Writer: N/A

  • It's in the Bag!
    7.4/1018 votes

    #7 - 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: N/A

    Writer: N/A

  • Dolphin City Triangle
    6.8/1017 votes

    #8 - Dolphin City Triangle

    Season 1 Episode 8 - Aired 6/8/2015

    Atmospheric disturbances result in disastrous consequences.

    Director: N/A

    Writer: N/A

  • Poseidon's Daughter
    8.0/1017 votes

    #9 - Poseidon's Daughter

    Season 1 Episode 9 - Aired 6/9/2015

    Dolphin City is the location for a new movie.

    Director: N/A

    Writer: N/A

  • Dolphin City Mascot
    7.9/1018 votes

    #10 - Dolphin City Mascot

    Season 1 Episode 10 - Aired 6/10/2015

    Danny gets captured by the Oceanic Center for observation.

    Director: N/A

    Writer: N/A

  • Bad Waves
    7.8/1017 votes

    #11 - 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: N/A

    Writer: N/A

  • Jaw-ache!
    7.2/1017 votes

    #12 - 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: N/A

    Writer: N/A

  • The Lost Ring
    8.3/1019 votes

    #13 - 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: N/A

    Writer: N/A