Seasons & episodes
S2 · E23Reckless 2008-02-29 · 24 min
Charlotte is determined to prove her love for Lewis and show she is better than the other three, and refuses their advice and takes matters into er own hands when Nate causes trouble for Lewis.
S2 · E24Three's Company 2008-03-07 · 24 min
More friction arises, this time over Lewis' birthday party. Charlotte takes control and drives Rikki away from the party. However, things go out of hand and it is up to her to save the day.
S2 · E25Sea Change 2008-03-14 · 24 min
Angry over the short friendship with the girls, Charlotte forces Lewis to choose between her and his friends. This results in Cleo to feel isolated and she runs away and gets lost. When he is informed, Lewis must make up his mind: Cleo or Charlotte?
S2 · E26Unfathomable 2008-03-21 · 24 min
A unusual and rare planetary alingment is set to cause the full moon to remove a mermaids powers if they enter the moon pool! Charlotte shows immunity and tries to reveal the girls secret before Lewis takes her to Mako Island. The girls follow and a battle erupts. But who will win?
S3 · E1The Awakening 2009-10-26 · 24 min
Cleo and Rikki enter their final year of high school. They make friends with a new girl, Bella, and a new boy, Will. However, they encounter a new force on Mako Island that has the power to turn water against the girls.
S3 · E2Jungle Hunt 2009-10-27 · 24 min
With Will finding out about Mako Island, Bella tries to misdirect his search so that he will not discover the Moon Pool. However, Lewis and the girls find out that the Moon Pool is different.
S3 · E3Keep Your Enemies Close 2009-10-28 · 24 min
At the marine park, Cleo seeks a job as a dolphin trainer. Meanwhile, until she and Bella reach an understanding, Rikki fires Nate's band, preventing them from playing in the cafe.
S3 · E4Valentines Day 2009-10-29 · 24 min
Cleo has to put off Lewis' romance plans in order to help Kim with her crazy love life. Meanwhile, Don meets up with a National Parks Manager, Samantha, and the two decide to date.
S3 · E5Big Ideas 2009-10-30 · 24 min
To get more interest in the cafe, Zane develops a dirt bike race. However, Rikki finds out that it is a scam. She and Bella decide to team up to teach him a lesson. Meanwhile, Lewis and Cleo find out something interesting about mixing the waters in the Moon Pool
S3 · E6Secrets & Lies 2009-11-02 · 24 min
Bella tries to get close to Will but when Bella goes to his place she sees him with another girl. Meanwhile Lewis tries to test the water from the moon pool but gets caught by his teacher.
S3 · E7Happy Families 2009-11-03 · 24 min
Cleo's family and Sam go on a picnic to the beach, which leads to tension when Cleo refuses to go near the water. Kim abuses the fact that her father is happy in order to get lots of gifts. Will's sister Sophie competes with Bella to get the job Bella wanted at Rikki's Cafe.
S3 · E8Kidnapped 2009-11-04 · 24 min
During a full moon, the girls stay at Cleo's and Bella is attacked by the water creature. At the same time, Will decides to return to the moon pool after making the connection between his previous encounter with the moon pool waterfall and the timing of the full moon.
S3 · E9The Sorcerer's Apprentice 2009-11-05 · 24 min
Cleo starts to experiment on the moon pool water without Lewis' knowledge, but things start going wrong when Cleo's fish Hector gets trapped in the bubble of floating water. Meanwhile, Lewis has to play golf with Cleo's father.
S3 · E10Revealed 2009-11-06 · 24 min
After Bella gives Will a shell-like fossil she found while swimming, Will becomes suspicious as the fossil is of a rare kind. Rikki realises how close Will is to finding out their mermaid secret and warns Bella to stay away from Will.
S3 · E11Just A Girl At Heart 2010-01-18 · 24 min
Bella helps Will with his free-diving training but when she realises he's more interested in her as a mermaid than a girl, she's hurt. Rikki and Cleo have to improvise when the cafe's first corporate function is actually a children‟s party.
S3 · E12Crime & Punishment 2010-01-19 · 24 min
Rikki receives counterfeit money at the cafe and is held captive by criminals on a boat. Bella and Cleo are forced to reveal the trio's secret to Will so they can rescue Rikki together.
S3 · E13To Have & To Hold Back 2010-01-21 · 24 min
Kim attempts to derail Don and Samantha's wedding. Lewis receives an opportunity to study in America. Cleo realises she's got to let Lewis live his own life and let him go overseas.
S3 · E14Mermaid Magic 2010-02-22 · 24 min
Will pushes himself too far when Zane challenges him to prove his skills as a free- diver. The girls discover a unique crystal in the rock from the Moon Pool.
S3 · E15Power Play 2010-02-23 · 24 min
Sophie uses Bella's idea for a fundraising concert and presents it as her own to Rikki to gain publicity for the cafe. Cleo's caught in the crossfire with Kim when Samantha moves in and puts her stamp on the Sertori home.
S3 · E16The Dark Side 2010-02-24 · 24 min
Rikki's frustrated by the water attacks and goes to Mako Island on a full moon to confront the strange force in the Moon Pool. With Cleo and Bella delayed, Will pursues her and discovers she's been affected by the experience.
S3 · E17A Magnetic Attraction 2010-02-25 · 24 min
Cleo's introduced to Ryan, a young geophysicist who's working for Samantha. Rikki doesn't react well to Cleo consulting Ryan about the Mako rock and a fracture begins to appear in the trio.
S3 · E18Into The Light 2010-04-12 · 24 min
Rikki fears Ryan's explorations on Mako Island will uncover their secrets but Cleo and Bella discount her concern. She almost goes too far trying to stop Ryan from discovering the crystals in the Moon Pool.
S3 · E19Breakaway 2010-04-13 · 24 min
Will competes in the Free-Diving Championships but afterward chooses to break from the sport and shrug off Sophie's influence on his life. Rikki sees Sophie kissing Zane at the event and breaks off their relationship.
S3 · E20Queen For A Day 2010-04-13 · 24 min
Zane installs Sophie as head of staff at the cafe. Bella develops a sneezing allergy that also accidentally triggers her powers. Sophie seizes on the problem and looks to fire Bella and the band.