Season 1
S1.E1 ∙ OutcastsS1.E2 ∙ Getting LegsS1.E3 ∙ Meeting RitaS1.E4 ∙ Lyla AloneS1.E5 ∙ BlizzardS1.E6 ∙ Dolphin TaleS1.E7 ∙ Zac's Pool PartyS1.E8 ∙ Zac's Return to MakoS1.E9 ∙ The SirenS1.E10 ∙ Zac Returns to MakoS1.E11 ∙ I Don't Believe in MermaidsS1.E12 ∙ Close CallS1.E13 ∙ BetrayalS1.E14 ∙ BattlelinesS1.E15 ∙ Sirena's SecretS1.E16 ∙ TruceS1.E17 ∙ Moon Ring 2S1.E18 ∙ The Trident JobS1.E19 ∙ Where's the On Button?S1.E20 ∙ Nowhere to HideS1.E21 ∙ Aquata ReturnsS1.E22 ∙ Evie Times TwoS1.E23 ∙ Zac's ChoiceS1.E24 ∙ TrustS1.E25 ∙ BetrayedS1.E26 ∙ Decision Time
Season 2
S2.E1 ∙ The Seventh CycleS2.E2 ∙ Sticky SituationS2.E3 ∙ DiscoveryS2.E4 ∙ A New TailS2.E5 ∙ Bad for BusinessS2.E6 ∙ Stormy SeasS2.E7 ∙ AwakeningS2.E8 ∙ Land SchoolS2.E9 ∙ StowawayS2.E10 ∙ Keeping the SecretS2.E11 ∙ Only as Young as You FeelS2.E12 ∙ SupersizedS2.E13 ∙ ReunionS2.E14 ∙ A New Man
Season 3
S3.E2 ∙ Careful What You Wish ForS3.E3 ∙ First DateS3.E4 ∙ The Merman CodeS3.E5 ∙ The SirenS3.E6 ∙ Surprise!S3.E7 ∙ The JobS3.E8 ∙ New OrdersS3.E9 ∙ The Last DanceS3.E10 ∙ Stay or GoS3.E11 ∙ The Truth About EvieS3.E12 ∙ The Trident StoneS3.E13 ∙ The Chosen One
Season 4
S4.E1 ∙ A Visit from the EastS4.E2 ∙ Seeing Is BelievingS4.E3 ∙ Recipe for SuccessS4.E4 ∙ Mopping UpS4.E5 ∙ The Puzzle BoxS4.E6 ∙ New BeginningsS4.E7 ∙ Turning the TideS4.E8 ∙ The Way of the DragonS4.E9 ∙ Reversal of FortuneS4.E10 ∙ Wishful ThinkingS4.E11 ∙ Lost and FoundS4.E12 ∙ Trust IssuesS4.E13 ∙ Letting GoS4.E14 ∙ Age Before BeautyS4.E15 ∙ The Legend of Jiao LongS4.E16 ∙ Homecoming
Mako Mermaids (2013)
A young man is magically turned a merman, and discovers his underwater origins, after he comes in contact with the magic waters at the mysterious Mako Island guarded by a trio of mermaids.