Archives: TV Episodes

A surprise birthday party is in the works for Evie, who accidentally shrinks herself and falls into an aquarium after trying on Mimmi’s mood ring.

When Sirena sees a video that shows a kayaker being lured by a mermaid’s song, she starts to follow David obsessively, and he falls under […]

When Erik dives down and touches one of the rock outcrops on Mako reef, he’s transported into a sphere of endless water with no way […]

Ondina sneaks Erik into the grotto to duplicate a pearl he gave her, but she accidentally turns him into a copy of Poseidon.

After Cam absorbs moon pool water, he discovers he has power over water, which gets him a place in the trials for the school swim […]

Zac struggles to come to terms with the news that he’s a real merman, he’s adopted and Mimmi is his sister.

On the night of the full moon, Zac and Erik swim to Mako Island and unlock the merman chamber, revealing a startling secret.

When Mimmi loses her moon ring in the Ocean Café’s cooler room, it creates havoc for David and his brother’s business.

Ondina adds too much jellyfish extract to Mimmi’s body lotion, and the results put Principal Santos in dangerous waters at the marine park.

When David sees Evie in the water as a mermaid, it puts Zac and the girls’ secret at risk unless they can convince David he’s […]

When a young mermaid follows Ondina back to Mako Island after a mermaid council meeting, it could spell trouble with the pod.

After landing himself in the Targaryens’ crosshairs, Dunk exercises his right to request a trial by combat.

Achillia returns to the arena to face her greatest challenge, while Ashur wrestles with the emotional fallout of his actions.

A shocking turn of events forces Sam to make a gesture of good faith. In London, Daniel calls on a friend to help look into […]

When Mimmi goes to the first day of the new school year, things get out of hand fast when she runs afoul of the science […]

With the full moon approaching, Zac’s plan to avoid Mako Island is dealt a blow when his father insists they go on their annual camping […]

Sirena gives Evie mermaid lessons, which rubs Ondina the wrong way, while Erik tries to get to the bottom of Zac and Cam’s falling out.

When Evie’s dad decides to take tourists on dive charters to Mako Island, the gang must find a way to change his mind.

Erik’s curiosity about the girls and Mako Island becomes a problem when he decides to investigate further.

When Zac has a powerful vision about his connection to Mako Island, he and the mermaids visit the island to investigate.

With Evie now a mermaid, Mimmi and Ondina try a dangerous spell to change her back to a human form, but the results are less […]

When the pod decides Zac is a threat and must give up his merman powers, two new mermaids, Mimmi and Ondina, are sent to make […]

Cam betrays Nixie after planning to become a merman and rule Mako.