On Mermaid Day, the mer-queen throws a big bash and sea creatures of all kinds attend, including a shy shark who joins in the dancing.

At la Playita del Condado in Puerto Rico, Meli meets a crab, Jaiba, who takes her on a dreamlike underwater adventure, teaches her about the importance of shark conservation, and reveals Meli's ultimate destiny--to become the Mother of Sharks.

Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.

When millions of fish start dying off the coast of Hawaii and something is destroying hundreds of ships, the government enlists Max and the flock, a band of genetically modified children who can fly, to help get to the bottom of the disaster before it is too late.

When a giant octopus entangled in fishing line is washed ashore during a big storm and becomes stranded on the beach, a young boy and girl, assisted by various sea creatures, push and pull him back to sea. Includes endnotes on marine life, lighthouses, and items that wash up on beaches.

Marco lives in a calm lagoon. Far off in the distant, he sees the waves of the ocean and decides to visit. While Marco explores the ocean, he meets many new friends. Marco Flamenco vive en una laguna calma. Desde su hogar podía ver las grandes olas del océano y decidió averiguar que había bajo las olas.

Illustrations and easy-to-read text follow Pat, a fish, as he is caught by a shark, rescued by his friend Mike the elephant, and called on to return the favor.

"Under the sea, a crab follows its heart and its calling, bringing everyone together in the wake of a disaster"--

"Narwhal and Jelly... and Otty?! Exuberant Narwhal and skeptical Jelly test the waters of adding a new friend to their pod when they meet Otty the super-adventurous otter in the fourth book of this blockbuster early graphic novel series! Dive into three new stories about the joy of adventure and the power of friendship! In the first story, Otty the otter makes her debut splash; while Narwhal greets her with immediate enthusiasm, Jelly's not so sure...

"The two best friends come across an enthusiastic school of fish one morning. Unfortunately, Mr. Blowfish, their teacher, has come down with a cold, and class will have to be cancelled ... until Professor Knowell (Narwhal) and Super Teacher (Jelly) volunteer to help out! The first subject is Wafflematics, in which Narwhal and Jelly calculate the number of waffles needed to feed the class. That's what we're chalking about! Next up is a super-fun science...