Season 1

01 The Pearls of Neptune Episode 122nd August 2024 When the pearls powering Mertropia start to fade, Princess Merlinda must break the rules and swim beyond her mermaid home to save her father's life force. 02 Pirates' Cove Episode 222nd August 2024 Nerissa and Sasha look for Merlinda on land. But with her communication bracelet broken, the princess will have to trust her new human friends. 03 Dark Secrets Beneath the School Episode 322nd August 2024 Celia and Tyler help Merlinda, Nerissa and Sasha adjust to their new school above the surface and try to find answers about their missing map. 04 The Guardian of the Pearls Episode 422nd August 2024 A whale rescue leads Merlinda and her friends further on their quest to find more pearls — but danger is waiting below the surface. 05 The Haunted Ride Episode 522nd August 2024 A day at the amusement park proves relaxing — and perilous — when the gang's greatest threat makes an appearance. Alex sets out on his own mission. 06 Danger at Marine Rescue Center Episode 622nd August 2024 While Merlinda, Nerissa and Sasha use their powers to help Tyler and Celia save the rescue center, Barbarossa and Tempesta concoct a plan of their own. 07 A Volcanic Adventure Episode 722nd August 2024 The group continues their search for the missing pearls inside a dormant volcano. But Barbarossa is waiting in the shadows to disrupt their plans. 08 Return to Mertropia Episode 822nd August 2024 As Merlinda, Nerissa, Sasha and Alex make their way back to Mertropia, they discover that an unwelcome force has entered through the portal. 09 A Test for Merlinda Episode 922nd August 2024 An old foe becomes a friend as Merlinda returns to Pirate Cove to try and save Nerissa, Alex and the pearls. Fred learns the truth about his father. 10 The Power of the Pearls Episode 1022nd August 2024 With a newfound confidence, Merlinda is ready to defeat Barbarossa once and for all. Will she be able to save her friends — and Mertropia?