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The Best Episodes of H2O: Mermaid Adventures

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Every episode of H2O: Mermaid Adventures ranked from best to worst. Let's dive into the Best Episodes of H2O: Mermaid Adventures!

The Best Episodes of H2O: Mermaid Adventures

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

Seasons2

All12
  1. Background image for The Secret of Mako Island
    NaN/10(0 votes)

    #1 - The Secret of Mako Island

    S1:E1

    Cleo, Emma and Rikki get stranded on Mako island and fall into a magic pool where their lives change forever.

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    Director:Unknown
    Writer:Unknown
  2. Background image for Caught in the Net
    NaN/10(0 votes)

    #2 - Caught in the Net

    S1:E2

    Emma competes in a contest, Cleo is stuck babysitting an intern and save an injured sea turtle.

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    Director:Unknown
    Writer:Unknown
  3. Background image for The White Mermaid
    NaN/10(0 votes)

    #3 - The White Mermaid

    S1:E3

    The girls discover of an ancient mermaid statue and return it but treasure hunters have another idea.

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    Director:Unknown
    Writer:Unknown
  4. Background image for A Stormy Party
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    #4 - A Stormy Party

    S1:E4

    A storm threatens to wash out a birthday party.

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    Director:Unknown
    Writer:Unknown
  5. Background image for Mako Island Hotel
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    #5 - Mako Island Hotel

    S1:E5

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

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    Director:Unknown
    Writer:Unknown
  6. Background image for The Mysterious Seaweed
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    #6 - The Mysterious Seaweed

    S1:E6

    Aggressive blue seaweed attacks Emma.

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    Director:Unknown
    Writer:Unknown
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    The 20 WORST Episodes of H2O: Mermaid Adventures

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  7. Background image for It's in the Bag!
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    #7 - It's in the Bag!

    S1:E7

    Discarded plastic bags pose a threat to Teddy and his friends.

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    Director:Unknown
    Writer:Unknown
  8. Background image for Dolphin City Triangle
    NaN/10(0 votes)

    #8 - Dolphin City Triangle

    S1:E8

    Atmospheric disturbances result in disastrous consequences.

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    Director:Unknown
    Writer:Unknown
  9. Background image for Poseidon's Daughter
    NaN/10(0 votes)

    #9 - Poseidon's Daughter

    S1:E9

    Dolphin City is the location for a new movie.

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    Director:Unknown
    Writer:Unknown
  10. Background image for Dolphin City Mascot
    NaN/10(0 votes)

    #10 - Dolphin City Mascot

    S1:E10

    Danny gets captured by the Oceanic Center for observation.

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    Director:Unknown
    Writer:Unknown
  11. Background image for Bad Waves
    NaN/10(0 votes)

    #11 - Bad Waves

    S1:E11

    Lewis and the girls must find what's behind mysterious sound waves that are creating havoc.

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    Director:Unknown
    Writer:Unknown
  12. Background image for Jaw-ache!
    NaN/10(0 votes)

    #12 - Jaw-ache!

    S1:E12

    Berk breaks a tooth and wanders near the beach in pain, causing a panic.

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    Director:Unknown
    Writer:Unknown
  13. Background image for The Lost Ring
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    #13 - The Lost Ring

    S1:E13

    Rikki takes matters into her own hands by spying on her dad and his new girlfriend.

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    Director:Unknown
    Writer:Unknown
  14. Background image for Reported Missing
    NaN/10(0 votes)

    #14 - Reported Missing

    S2:E1

    No description available

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    Director:Unknown
    Writer:Unknown
  15. Background image for Memory Lapsse
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    #15 - Memory Lapsse

    S2:E2

    No description available

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    Director:Unknown
    Writer:Unknown
  16. Background image for Valentine's Day
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    #16 - Valentine's Day

    S2:E3

    No description available

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    Director:Unknown
    Writer:Unknown
  17. Background image for Kidnapped!
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    #17 - Kidnapped!

    S2:E4

    No description available

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    Director:Unknown
    Writer:Unknown
  18. Background image for A Strange Phenomenon
    NaN/10(0 votes)

    #18 - A Strange Phenomenon

    S2:E5

    No description available

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    Director:Unknown
    Writer:Unknown
  19. Background image for Handle with Care
    NaN/10(0 votes)

    #19 - Handle with Care

    S2:E6

    No description available

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    Director:Unknown
    Writer:Unknown
  20. Background image for The Return of the White Mermaid
    NaN/10(0 votes)

    #20 - The Return of the White Mermaid

    S2:E7

    No description available

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    Director:Unknown
    Writer:Unknown
  21. Background image for Three Days Underwater
    NaN/10(0 votes)

    #21 - Three Days Underwater

    S2:E8

    No description available

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    Director:Unknown
    Writer:Unknown
  22. Background image for Robot Duel
    NaN/10(0 votes)

    #22 - Robot Duel

    S2:E9

    No description available

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    Director:Unknown
    Writer:Unknown
  23. Background image for The Creature from the Bay
    NaN/10(0 votes)

    #23 - The Creature from the Bay

    S2:E10

    No description available

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    Director:Unknown
    Writer:Unknown
  24. Background image for Underwater Takeover
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    #24 - Underwater Takeover

    S2:E11

    No description available

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    Director:Unknown
    Writer:Unknown
  25. Background image for Imminent Danger
    NaN/10(0 votes)

    #25 - Imminent Danger

    S2:E12

    No description available

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    Director:Unknown
    Writer:Unknown

Best Episodes Summary

"The Secret of Mako Island" is the best rated episode of "H2O: Mermaid Adventures". It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 6/1/2015. This episode scored 0.0 points higher than the second highest rated, "Caught in the Net".