Season 3 Episode
- Season 1 Metamorphosis
- Season 1 Pool Party
- Season 1 Catch of the Day
- Season 1 Party Girls
- Season 1 Something Fishy
- Season 1 Young Love
- Season 1 Moon Spell
- Season 1 The Denman Affair
- Season 1 Dangerous Waters
- Season 1 The Camera Never Lies
- Season 1 Sink or Swim
- Season 1 The Siren Effect
- Season 1 Shipwrecked
- Season 1 Surprise!
- Season 1 The Big Chill
- Season 1 Lovesick
- Season 1 Under the Weather
- Season 1 Bad Moon Rising
- Season 1 Hurricane Angela
- Season 1 Hook, Line and Sinker
- Season 1 Red Herring
- Season 1 Fish Out Of Water
- Season 1 In Too Deep
- Season 1 Love Potion #9
- Season 1 Dr. Danger
- Season 1 A Twist in the Tail
H2O: Just Add Water - Season 1 Episode 5 Something Fishy
7.80 24 minutes Cleo's sister Kim finds her diary and thinks that Cleo and her friends are 'evil mermaids' and she plans to tell everyone. Meanwhile, Lewis goes to Mako Island to find out more about what happened to the girls.
