<Tr> <Td_colspan="7"> Erik finds a pearl and gives it to Ondina as a gift . When Erik says he wishes he could find more to make a bracelet for her, Ondina sneaks him into Rita's grotto and uses a duplication spell to create more pearls . Poseidon is in the room, and Erik takes an immediate liking to him . Things soon get out of hand when Ondina accidentally spills some magic powder on Erik, turning him into a second Poseidon . Ondina makes things worse when she tries to reverse the spell and inadvertently creates two more Poseidons for a total of four cats . When three of the cats wander off, the girls must find them, figure out which cat is Erik, and reverse the spell before Erik permanently becomes a cat . </Td> </Tr> <Tr> <Th> 43 </Th> <Td> 17 </Td> <Td> "The Merman Code" </Td> <Td> Grant Brown </Td> <Td> Sam Carroll </Td> <Td> 7 June 2015 (2015 - 06 - 07) </Td> <Td> 29 May 2015 </Td> </Tr> <Tr> <Td_colspan="7"> Ondina and Erik are spending increasingly more time together causing Mimmi to feel neglected . Meanwhile, Cam studies a photo of the stone pedestal from the merman chamber and discovers that the stone carving matches a satellite photo of Mako Island . He also suspects that the symbols on the carving correspond to the outcrops on the reef surrounding the island . He shares his thoughts with Erik and the two decide to investigate the outcrops on the reef . The two find a symbol of a trident on the outcrop but when Erik touches it, he is teleported into a realm of endless water with no way out . Cam rushes back to land and asks Zac and the three mermaids for their help to rescue Erik . While out on the island, Ondina and Mimmi get into a heated argument about their different opinions of Erik causing a rift between them . The group soon realize that they must risk activating the chamber to rescue Erik . Mimmi is able to figure out the order of the pedestal's code and Erik is set free when Zac activates the chamber . Afterwards, Ondina and Mimmi reconcile with Ondina promising never to let Erik come between their friendship . </Td> </Tr> <Tr> <Th> 44 </Th> <Td> 18 </Td> <Td> "The Siren" </Td> <Td> Grant Brown </Td> <Td> Sam Carroll </Td> <Td> 14 June 2015 (2015 - 06 - 14) </Td> <Td> 29 May 2015 </Td> </Tr>

Mako island of secrets season 2 episode 1