Hailed as a hero for the new millennium, NUMA leader Kurt Austin must protect the seas’ delicate ecosystem from a fish-farming organization with big plans for their genetically-modified product in this #1 New York Times-bestselling adventure series.

A confrontation between a radical environmentalist group and a Danish cruiser leave many survivors trapped inside a sunken ship. But when the head of NUMA Special Assignments,

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"Climb aboard the Nautilus with Captain Nemo and embark on an undersea journey around the world in this Jules Verne classic with an arresting new look! When word about sightings of a sea monster spread, three men embark on a journey to find the creature. But when they get thrown overboard, they soon find themselves in the belly of the beast--the underwater vessel named the Nautilus, manned by Captain Nemo. Having discovered his secret submarine, the...

In this story inspired by Jules Verne's "20,000 Leagues Under the Sea," Ana Dakkar, a freshman at Harding-Pencroft Academy, a five-year high school that graduates the best marine scientists, naval warriors, navigators, and underwater explorers in the world, makes astounding discoveries about her heritage and puts her leadership skills to the test against deadly enemies from a rival school.

Asks readers to choose the plot line in a story with eight possible endings about the mysteries of the deep, deep sea.

"The purrmaids' homework assignment is to find something special to bring to class. Will they be brave enough to swim far away from Kittentail Cove and explore Tortoiseshell Reef to find the perfect thing? Or will they be scaredy cats?"-- Provided by publisher.

When the Octonauts, a team of eight animals who explore the ocean, discover a bleached and abandoned coral reef, they learn about the important relationships among animals, plants, and their habitats.

Retells the adventures of a French professor and his two companions as they sail above and below the world's oceans as prisoners on the fabulous electric submarine of the deranged Captain Nemo.

Deep below the deceptively beautiful waters of the Atlantic Ocean, lie the astonishing remains of a mysterious lost city much like the legendary Atlantis. While mapping the ancient underwater metropolis of Marinth, marine architect Hannah Bryson makes a shocking discovery. She may have finally uncovered the truth about the once-glorious city's mysterious demise.

Undersea adventurer Dirk Pitt faces the toughest challenge of his life when he plunges into a deadly sea zone to rescue the gigantic Starbuck, America's nuclear arsenal, while battling deep-sea assassins.