"When a Crow Indian acquaintance of Tomlinson's asks him to help recover a relic stolen from his tribe, Doc Ford is happy to tag along -- but neither Doc nor Tomlinson realize what they've let themselves in for. Their search takes them to the part of Central Florida known as Bone Valley, famous primarily for two things: a ruthless subculture of black-marketers who trade in illegal artifacts and fossils, and a multibillion-dollar phosphate industry...

"Following a mysterious murder on an island off the coast of Vietnam, a research team convenes to study an octopus community that seems to be developing its own language and culture. Humans, AIs, and animals are swept up in the machinations of governments and corporations in this near-future thriller about the nature of intelligence"--

It's out there in the water--waiting. Nature's most fearsome predator. It fears nothing. It attacks anything. It devours everything. And the seaside community of Amity is at its mercy.

"Frank and Joe are off to the Florida Keys to work alongside Lookout Shark Lab's Dr. E. Ella Edwards, one of the world's foremost marine biologists. On their first evening, Dr. Edwards paddleboards out to check on a lemon shark nursery. But after a sudden squall rolls in, she doesn't return, and the next day her board washes up with a shark bite taken out of it. The Hardys volunteer to help the search and rescue efforts as panic sparks a rift in Lookout...

A category four hurricane whips West Florida, destroying homes and taking lives. The storm thrashes reefs and buries known shipwrecks--but it also exposes new ones. Then one night a stranger shows up at Doc Ford's laboratory. The elderly visitor relays an amazing story of her lover lost at sea during World War II while attempting to contact a Nazi submarine. The woman is sure he was being blackmailed--and now the truth may finally be within her grasp....

Dirk Pitt, the director of the National Underwater and Marine Agency, is on the Black Sea, helping to locate a lost Ottoman shipwreck, when he responds to an urgent Mayday -- "Under attack!" -- from a nearby freighter. But when he and his colleague Al Giordino arrive, there is nobody there. Just dead bodies and a smell of sulfur in the air. As Pitt and Giordino explore, a blast from the stern scuttles the ship swiftly, almost taking them with it....

A potential breakthrough discovery to reverse global warming . . . a series of unexplained sudden deaths in British Columbia . . . a rash of international incidents between the United States and one of its closest allies that threatens to erupt into an actual shooting war . . . NUMA director Dirk Pitt and his children, Dirk. Jr. and Summer, have reason to believe there's a connection here somewhere, but they also know they have very little time to...

"I'll make an example of someone close to you." On a moonless night on Sanibel Island, Florida, marine biologist Marion "Doc" Ford carefully watches a video of a hooded man executing three hostages. The man is an American working with ISIS, and in the next few days, it'll be Ford's job, as part of his shadowy second life, to make sure he never kills anybody else again. But a lot can go wrong in a few days, and Ford has no way of knowing that not only...