Three teenage girls gain the power to turn into mermaids every time they touch the water and embark on the most exciting adventures in the depths of the sea.
Emma, Cleo and Rikki are just three ordinary teenage girls, until one magical day they're transformed into mermaids. Suitable for children aged 8+. (S1, ep 1)
As the girls try to keep their secret, socialite Miriam throws a pool party, and all they can do is try to stay dry. Suitable for children aged 8+. (S1, ep 2)
For Cleo, there is only one thing worse than becoming a mermaid: the possibility her father is illegally fishing. Suitable for children aged 8+. (S1, ep 3)
Determined to live a normal life, Cleo convinces Emma to go ahead with her annual sleepover - with some unexpected results. Suitable for children aged 8+. (S1, ep 4)
Kim reads Cleo's diary, finds evidence of her being a mermaid and tries to prove her theory. Suitable for children aged 8+. (S1, ep 5)
Emma worries about exposure after Rikki saves her brother from drowing. But Rikki is more concerned about the crush he's developed. Suitable for children aged 8+. (S1, ep 6)
Cleo receives a mysterious warning: do not stare at the full moon, not even its reflection. But what could it mean? Suitable for children aged 8+. (S1, ep 7)
Lewis gets a job as lab assistant to the beautiful Dr Denman, but can he keep the girls' secret? Suitable for children aged 8+. (S1, ep 8)
Rikki tries to earn some quick cash, but accidentally becomes involved in a fish-smuggling operation. Suitable for children aged 8+. (S1, ep 9)
Rikki decides to get some award-winning shark footage to win a short film competition. Suitable for children aged 8+. (S1, ep 10)
Byron asks Emma to coach him for the school swimming competition. Meanwhile, Rikki is frustrated by Lewis. Suitable for children aged 8+. (S1, ep 11)
The full moon strikes, and Cleo feels its powerful effects, singing a siren song that attracts all the young men around. Suitable for children aged 8+. (S1, ep 12)
When a mysterious woman's houseboat is declared unseaworthy, Emma invites her to stay. Suitable for children aged 8+. (S1, ep 13)
When Cleo's dad plans a surprise party for her birthday, she escapes to Mako Island. Suitable for children aged 8+. (S1, ep 14)
When Miriam cuts the power to the cool room at the juice bar, she is unwittingly frozen by manager Emma. Suitable for children aged 8+. (S1, ep 15)
Zane continues the search for his sea saviour. Meanwhile, Cleo's family and friends are convinced she has a secret boyfriend. Suitable for children aged 8+. (S1, ep 16)
When a thunderstorm threatens to out the girls as mermaids, they pretend to be sick. Suitable for children aged 8+. (S1, ep 17)
The full moon is back, and this time it's Rikki's turn to fall under its sway. Suitable for children aged 8+. (S1, ep 18)
When Cleo's cousin Angela comes to visit, she proves to be a wild child. Suitable for children aged 8+. (S1, ep 19)
When Lewis enters a fishing contest, Cleo's plan to help him win backfires. Suitable for children aged 8+. (S1, ep 20)
Emma dyes her hair red with decidedly mixed results, while Zane's quest for the sea monster leads him to Miss Chatham. Suitable for children aged 8+. (S1, ep 21)
When they find out Rikki is dating Zane, Emma and Cleo force her to choose. Him or them? Suitable for children aged 8+. (S1, ep 22)
When the girls discover a necklace for sale identical to Miss Chatham's. Suitable for children aged 8+. (S1, ep 23)
Love Potion #9: Lewis thinks he's found a way to control the girls' powers. Meanwhile, the school dance brings problems to the surface. Suitable for children aged 8+. (S1, ep 24)
Emma refuses to go on her family's annual vacation. Zane comes closer to learning the secret of his sea monster. Suitable for children aged 8+. (S1, ep 25)
Their mermaid identities no longer a secret, Cleo, Emma and Rikki must evade a trap being laid by the devious Dr Denman. Suitable for children aged 8+. (S1, ep 26)