Reunited with her merman father and now living on an island located in the Bermuda Triangle, twelve-year-old Emily accidentally awakens the fearsome kraken and also faces a bully from her past.

A little sea princess, longing to be human, trades her mermaid's tail for legs, hoping to win the love of a prince and earn an immortal soul for herself.

The King of the Sea and his daughters the mermaids live together under the crystalline waters of a deep ocean. In order to conquer the heart of a prince, the youngest of the mermaids asks the wicked Witch of the Seas to change her fish tail for two precious legs.

Lucas and Clara are floating on a raft when a wave casts them into the sea, where Lucas catches a glimpse of a coral kindom and a dark-haired mermaid helps him, but when his father, King Caleb, hears of this, he scolds Lucas and tells him he has broken an age-old pact.

Fourteen-year-old Riko manages to get her delicate older sister Sif and herself to their remote Pacific island home, where an American scientist who falls in love with Sif and discovers her connection with an underwater race creates complications in Riko's life.

While concentrating on her goal of becoming popular, including hiding her eccentric family from the cool crowd, thirteen-year-old Molly discovers that she and her older sisters are half human, half mermaid.

"Astrid must confront her ancestor, Orfeo, the evil force behind the rise of the monster Abbadon, while Sera and her Black Fins train goblin troops for battle against her uncle Vallerio's death riders"--

Lena, almost sixteen, has always felt drawn to the waters of San Francisco Bay despite the fears of her father, a former surfer, but after she glimpses a beautiful woman with a tail, nothing can keep Lena from seeking the mermaid in the dangerous waves at Magic Crescent Cove.

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.

Coralline is a mermaid who is engaged to the merman of her dreams. But when an oil spill wreaks havoc on her idyllic village life, her little brother falls gravely ill. Desperate to save him, she embarks on aquest to find a legendary elixir made of starlight. Izar, a human man, is on the cusp of an invention that will enable him to mine the depths of the ocean. His discovery will soon make him the richest man on earth.