Jesse and Daisy and their dragon friend, Emmy, try to recover a Thunder Egg from merpeople who stole it from Daisy near the Inn of the Barking Seal, where the cousins are visiting their grandmother Polly.

When Neptune tells Emily and her merman father and human mother to return to Brightport to try to make merpeople and humans work more closely together, Emily faces problems with old enemies, her new, half-merfolk friend Aaron, and a mystery related to a group of legendary lost sirens.

"The Mermaid of Black Conch spins the enchanting tale of a cursed mythical creature and the lonely fisherman who falls in love with her"--

A Water fairy tells the mermaids a sad love story: the legend of mermaid Aroona. But Jasmine doesn't believe the tale. So when she discovers a trail that leads to Aroona's lost treasure, she sets off to discover the truth.

When Splash the merminnie's flashy tricks get him in trouble, it's up to Pinkalicious and her friends to save him.

A class trip to a beautiful island is overshadowed by a local myth about a mysterious ship that may have ties to the lost city of Atlantis.

Mermaid princess Meeshell knows that someday she will leave her sea kingdom and live on land with her prince, but a change in the tides leads her to attend Ever After High, where she wonders if she will be able to fit in.

A shark has been spotted in Trident City! Pearl Swamp is so scared, she needs a shark Guard to escort her to and from school. She doesn't trust anyone who likes these terrifying creatures, especially Kiki Coral, who isn't nearly as frightened as Pearl. And to make matters worse, Pearl accuses Kiki of stealing her precious pearl necklace! Will the sharks destroy the peace of their sparking city? Or will the mergirls have to swim in dangerous deep-sea...

Kai, a merboy, loves to share hugs with his mother, but learns that some friends prefer fin bumps, tail claps, tentacle shakes, or claw pinches.

"You may think you know how the fairytale goes: a mermaid comes to shore and weds the prince. But what the fables forget is that mermaids have teeth. And now, her daughters have devoured the kingdom and burned it to ashes. On the run, the mermaid is joined by a mysterious plague doctor with a darkness of their own. Deep in the eerie, snow-crusted forest, the pair stumble upon a village of ageless children who thirst for blood, and the three "saints"...