• Annette Watsford (Tiffany Lamb) – Annette Watsford is the mom regarding Charlotte and you can girl off Gracie. She facilitate describe several things throughout the Gracie’s past so you’re able to Charlotte. Annette merely seems inside the season dos.
• Amber (Rebekah Madden-Fisher) – Emerald is among the most Emma’s family members. She just seems 3 x during the 12 months dos.
• Maximum Hamilton (ilton 's the former date out of Gracie, and you may realized regarding the the woman, Julie, and Louise’s efforts. Fifty years until the occurrences regarding year 2, Max performed browse to the planetary alignments. Your and you may Lewis become family relations, and you may Max discovers regarding the Emma, Cleo, and Rikki’s magic. He donates his search so you’re able to Lewis, and also says to Charlotte regarding the the girl granny, and helps show Charlotte how to be good mermaid. Maximum after facilitate Lewis from the telling your in regards to the planetary positioning that treat a mermaid of the lady vitality, clover and also the female make use of this to remove Charlotte of all the the lady efforts. Max seems in the season 2 just.
• Laurie (Matthew O’Kine) – Laurie is one of the workers within Sea Community Aquatic Playground. They are good friend out of Cleo and you may Lewis. He appears simply from the second along with the 3rd 12 months.
• Mrs. Geddes (Andrea Moor) – Mrs. Geddes 's the manager away from Sea Community Aquatic Park, also the woman is apparently strict along with her workers actually Cleo. She seems in a single bout of Seasons you to and one event out of season a couple.

Seasons 1

The original collection spins around Emma Gilbert, Cleo Sertori and Rikki Chadwick, that are because of the capability to turn into mermaids. They look for its incredible efforts more liquid – Cleo is also control the form and you will amount of liquids, Emma normally freeze it, and you will Rikki can be boil it. Lewis McCartney, a friend regarding Cleo – and later of three of these, assists them regarding being exposed. These show is about Rikki, Emma and you may Cleo teaching themselves to play with their powers and dealing that have casual issues, eg pesky sisters. Cleo suits an old females, Louise Chatham, who had been an effective mermaid in her early in the day and you may whom alerts the woman, Emma and Rikki regarding full moon. Zane Bennett are involved at the Louise’s sinking watercraft and Emma has actually to store him. Zane notices a 1 / 2 of the lady end and you may seems almost everywhere close Mako Island for the „sea monster”. Zane observes Emma because a mermaid, but he don’t acknowledge this lady while the she got yellow locks. Rikki and you can Zane feel two. At the conclusion of the season, Zane helps Dr. Denman capture the brand new mermaids. Zane learns exactly who the brand new mermaids are indeed and then he rescues these with Lewis’ let. For the lunar eclipse, girls lose its powers, simply for 12 circumstances, but it is actually adequate having Dr. Denman to shed interest in him or her.

Seasons dos

A full moon alongside a rare planetary alignment phone calls girls to the moonlight pond in the Mako Island where its vitality and you may performance try considerably enhanced and you may reinforced to better stamina accounts. The next season spins inside the arrival of another woman, Charlotte Watsford, who has got merely moved to the local and who, while the right away, grows an interest to possess Lewis. Immediately after Charlotte sees a motion picture out of her grandma Gracie given that a good mermaid she suits Maximum Hamilton who was simply immediately following romantically a part of Gracie. Charlotte travels into moon pond through the the full moonlight and you will gets brand new 4th mermaid from inside the palms of all of the girls’ vitality and you will results. Thinking by herself superior as one to „correct mermaid” she and also the lady be pledged foes. So it argument leads to a confrontation, through the a really solid and you can effective full moon, which comes to an end having Charlotte are forever removed of their mermaid powers, results, and you may mermaid setting. Girls likewise have intimate entanglements. Cleo vacations with Lewis to be as well clingy and you can defensive after which he dates Charlotte. Rikki and Zane start relationships again just after separating inside series one finale. Emma match Ash and you can flirts, but the kid are frustrated by all of the secrets one to she is continually covering up. Eventually Emma confesses so you’re able to your getting a good mermaid. Meanwhile, Lewis, was unfortunate because of the argument ranging from the lady members of the family and Charlotte, however in the conclusion the guy involves the conclusion that his commitment is to try to lady, specifically so you’re able to Cleo. Lewis chooses to split-up with Charlotte and resume his relationship with Cleo.