When Echo, who is tired of sharing everything with her sister Crystal, finds an artifact from the human world, she and Crystal fight over ownership and are forced by their mother to get along.

At the beach, Pinkalicious and her brother help a tiny mermaid, a merminnie, to go back home.

Ellie, Summer and Jasmine are set for a magical adventure deep beneath the sea. Can they help thier new underwater friends save the enchanted Wishing Pearl from Queen Malice and her Storm Sprites?

"At night, a little girl imagines she is a mermaid, making daring rescues with the help of her animal friends. And when she wakes up, she can't help but notice that her hair still smells a bit like the sea"--

Pearl Swamp is not happy when her selection as the next winter princess is overshadowed by her family's decision to adopt a baby boy.

When her family moves from Chicago to an island in South Carolina, Lindy is sure she will be unhappy until she makes a surprising discovery in the backyard of their beach house.

Mermaid Bay's annual carnival is here, and the best performance at the parade will win a pretty pearl necklace! For the mermaids' act, Rosa plans to perform amazing tricks on the back of a magical water pony. But the pony is stolen! Is someone trying to ruin the friends' chance of winning?

Merbaby Flo was born with only one fin, unable to swim--so Bo and the other unicorns set out for the Shiny Sea to find the Golden Fish and ask Goldie to use his magic to help baby Flo.

Isadora has been invited to a sleepover under the sea with her mermaid friends, it's so exciting! But when she arrives she meets a mermaid called Emerald, who doesn't seem quite so pleased to be there. Can Isadora find out what is the matter? It's the beginning of a magical underwater adventure!