エピソード
シーズン3エピソード1 - S.O.S.
2018年7月5日11分Madison and Valerie are in trouble! Beatrice and Will must search for the Magic Mirror to find out what happened!購入可能シーズン3エピソード2 - The Mermaid Cave
2018年7月12日13分Madison and Valerie face their sea monster kidnappers as the humans embark on a quest to find their lost mer-friends!購入可能シーズン3エピソード3 - Siren Song
2018年7月19日13分Madison and Valerie must figure out what mermaid song will open the magic lock to the well of power while Jed pays some old friends a visit.購入可能シーズン3エピソード4 - Whale Song
2018年7月26日12分Madison, Valerie and the sea monsters come up with a plan to get a whale song into the well of power while the gang lands in Indonesia to begin their search for the mermaids.購入可能シーズン3エピソード5 - The Octopus Mermaid
2018年8月2日13分Valerie must learn an ancient technique in order to open the octopus lock while Nat and Liam have to fight their way to getting the magic ring.購入可能シーズン3エピソード6 - The Mermaid Ghost
2018年8月16日13分Madison and Valerie must battle Ronan and Petromey to unlock the next stage of the well of power while Stanley and Will look for the ghost of a mermaid to help them translate the magic ring.購入可能シーズン3エピソード7 - The Final Lock
2018年8月23日13分The final lock has Madison and Valerie confused as the humans get closer and closer to finding the location where the Mermaids are being held captive!購入可能シーズン3エピソード8 - Trapped
2018年8月31日12分United, the Mermaids, humans, and sea monsters figure our how to open the final lock on the well of power, but something goes wrong!購入可能シーズン3エピソード9 - The Storm
2018年9月7日13分The Mermaids, Humans, and Sea Monsters come up with a plan stop Will's dad from stealing the worlds magic!購入可能シーズン3エピソード10 - Finale
2018年9月22日15分In the season 4 finale, the mermaids, humans and sea monsters must unite to stop the magic well from destroying everything in its way!購入可能
