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