Billy and his sister, Sheena, are visiting a tiny Caribbean island. It's the perfect place for an underwater adventure. There's only one rule to remember: Stay away from the coral reefs. But Billy can't resist the beauty of the reefs -- and he quickly discovers that he's not alone. Something that's half-human, half-fish is lurking deep below.

"For as long as she can remember, twelve-year-old Emily Windsnap has lived on a boat. And, oddly enough, for just as long, her mother has anxiously kept Emily away from the water. But when Mom finally agrees to let her take swimming lessons, Emily makes a startling discovery -- about her own identity, the mysterious father she's never met, and the thrilling possibilities and perils shimmering deep below the water's surface. In a lovely twentieth-anniversary...

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.

Above the sea, Runa's twin sister, Alia, is about to die. According to the deal Alia made with the Sea Witch, she has only hours left as a human to win her prince's love or perish. But Runa knows the prince isn't capable of the love her sister needs. So she makes her own bargain with the Sea Witch-the prince's life for her sister's-and prepares to bring Alia back under the sea. Whether she likes it or not. Below the waves, Evie has spent decades dwelling...

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.

"When she incurs Neptune's wrath by finding a diamond ring under rocks in the ocean, Emily is put under a curse that will force her to choose between being a mermaid or human, and searches for someone who can help her"--

Ever since her best friend, Anna, drowned, Evie has been an outcast in her small fishing town. Hiding her talents, mourning her loss, drowning in her guilt. Then a girl with an uncanny resemblance to Anna appears offshore and, though the girl denies it, Evie is convinced that her best friend actually survived. That her own magic wasn't so powerless after all ... The rise of Hans Christian Andersen's iconic villainess is a heart-wrenching story of...

After her plane crashes into the sea, an Air Force Sergeant finds herself occupying the body of the mythic mermaid Undine - and falling for a sexy merman.

Transformed by the goddess Yemoja into a Mami Wati, an African mermaid charged with collecting the souls of those who die at sea, Simi goes against the gods to save a living boy, Kola, from drowning.

A surprising take on Hans Christian Anderson's classic tale, Mermaid is the story of two women with everything to lose.
 
Princess Margrethe has been hidden away while her kingdom is at war. One gloomy, windswept morning as she stands in a convent garden overlooking the icy sea, she witnesses a miracle: a glittering mermaid emerging from the waves, a nearly drowned man in her arms. By the time Margrethe reaches...