Sirena, Nixie and Lyla are part of a mermaid pod, which lives in the waters of Mako Island. It is their job to protect the Moon Pool and guard it from trespassers. But on the night of a full moon, the mischievous mermaid girls neglect their duties. Sixteen-year-old land-dweller Zac enters the Moon Pool and is given a fish-like tail and amazing powers.
Last Episode01x13 Betrayal Aired: Oct. 18, 2013
The mermaids must prevent Zac from getting the all-powerful trident.
Series Fun Facts
- Several actors in this show made brief appearances in H2O: Just Add Water - Gemma Forsyth, Lucy Fry, and Dominic Deutscher.
- In the series finale of H2O: Just Add Water (AU), at the graduation ceremony, right before they call Bella onto the stage, they call forth Lucy Fry (played by Lucy Fry).
- During the casting process for the first series, 500 actresses auditioned for the 3 mermaid leads. The roles eventually went to Lucy Fry, Ivy Latimer and Amy Ruffle.