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Deep Six

Dirk Pitt #7 / 28
by Clive Cussler
Deep Six (Dirk Pitt #7) by Clive Cussler
★ 8.00 / 1
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Another “impossible to put down” (Houston Chronicle) classic Dirk Pitt adventure from the New York Times bestselling author of the NUMA Files and the Sam and Remi Fargo Adventures.

A deadly tide of poison flows into ocean waters. A ghost ship drifts across the empty northern Pacific. A luxury Soviet liner blazes into a funeral pyre. The Presidential yacht cruises the Potomac night—and the President disappears without a trace.

Dirk Pitt takes on a sinister Asian shipping empire in an intercontinental duel of nerves. In his most dangerous, fast-paced adventure, he fights to save the US government—and to seize one desperate moment of revenge!

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ThrillerMysteryHistorical FictionWar & Military
Release date: 1984

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Clive Cussler

Clive Cussler

Before most thriller writers were sending heroes across collapsing ice shelves or into sunken wartime submarines, Clive Cussler was already there, charting the coordinates.

Born in 1931 in Aurora, Illinois, and raised in Southern California, Cussler grew up close enough to the Pacific to feel its pull. The ocean was not background scenery for him, it was a question mark. After serving in the U.S. Air Force during the Korean War as a flight engineer and mechanic, he moved into advertising, where he learned the art of momentum, how to seize attention quickly and never let it drift. That instinct would later define his brand of adventure fiction.

Read more ...

He broke onto the scene in 1973 with The Mediterranean Caper, introducing Dirk Pitt, a marine engineer and government troubleshooter working for NUMA, the fictional National Underwater and Marine Agency. Pitt was different from the trench-coated detectives and cold war spies of the era. He quoted poetry, collected vintage cars, and plunged headfirst into shipwrecks and conspiracies with equal enthusiasm. Through novels like Raise the Titanic!, Sahara, and Inca Gold, Cussler built a high-stakes world where maritime history collided with modern technology and global threats. The pacing was sharp, the villains operatic, the set pieces cinematic.

What distinguished his adventure thrillers was the reverence for the past. Lost submarines, vanished expeditions, buried empires, these were not decorative mysteries but engines of the plot. That fascination extended far beyond fiction. In 1979, he founded a real-life version of NUMA dedicated to locating and documenting historic shipwrecks. Under his leadership, dozens of significant wrecks were discovered, including the Confederate submarine H. L. Hunley. His nonfiction work, The Sea Hunters, chronicles these expeditions and blurs the line between novelist and explorer.

Over time, his literary universe expanded into multiple bestselling series, including the NUMA Files, the Oregon Files, the Isaac Bell novels, and the Fargo Adventures. Many of these were written in collaboration with co-authors, including his son Dirk Cussler, ensuring the continuation of that signature blend of historical mystery, relentless action, and mechanical precision. More than 100 million copies of his books have been sold worldwide, and they have been translated into dozens of languages, securing his place as one of the most commercially successful authors in modern thriller fiction.

Yet for all the explosions and underwater chases, there is something almost nostalgic about his work. Cussler’s stories carry the spirit of classic pulp adventure, updated with modern stakes and research. His heroes respect history, value loyalty, and believe that the world’s secrets are worth saving. Even his famous cameo appearances in his own novels, where he would briefly meet Dirk Pitt as a wry observer, suggest a writer who understood the joy of storytelling and was willing to wink at the reader.

Clive Cussler passed away in 2020, but the template he refined, the fusion of maritime adventure, historical intrigue, and fast-moving thriller plotting, continues to shape the genre. For readers searching for ocean-soaked suspense, lost treasure mysteries, and globe-spanning action, his novels remain a reliable plunge into deep water.

Dirk Pitt

Beneath the surface of our modern world lies a labyrinth of forgotten civilizations, lost technology, and secrets long buried by time and tide. The Dirk Pitt series plunges into that shadowy realm, surfacing with high-stakes discoveries that threaten to reshape history and the future. These are not quiet puzzles. They are explosive, fast-moving adventures anchored in real-world science and steeped in the eerie allure of maritime mystery.

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Set across remote deserts, submerged ruins, and volatile political landscapes, the stories follow a man who never shies from danger and rarely plays by the rules. Part oceanographer, part detective, and part reluctant hero, Dirk’s role isn’t just to solve the mystery, it’s to stop the catastrophe that comes with it. What begins with a sunken artifact or a strange anomaly often spirals into international chaos, forcing him to outwit corrupt powers, outpace time, and outlast the elements.

What gives the series its staying power is the seamless blend of historical intrigue, cutting-edge technology, and environmental tension. It’s a world where the past and present collide, sometimes violently, and where the biggest threats don’t come from myths, but from what people choose to do with forgotten knowledge. Each book builds a layered atmosphere that balances suspense, exploration, and a dry edge of wit that keeps things grounded even when the stakes reach global proportions.

There’s a cinematic pulse to these stories, but the real magic lies in how they tap into a deep fascination with the unknown—those places on the map still marked by silence, and the hidden stories that lie beneath our feet and below the waves. For readers who crave adventure that’s both intelligent and visceral, this series doesn’t just deliver action, it evokes the thrill of uncovering something monumental, and the danger of waking what should have remained lost.


Dirk Pitt consists of twenty-seven books and series is set to expand with the upcoming release of one more book. The current recommended reading order for the series is provided below.

Pacific Vortex! (Dirk Pitt #1)
★ 8.00 / 1
Mayday! (Dirk Pitt #2)
★ 8.00 / 1
Iceberg (Dirk Pitt #3)
★ 8.00 / 1
Raise the Titanic! (Dirk Pitt #4)
★ 8.00 / 1
Vixen 03 (Dirk Pitt #5)
★ 8.00 / 1
Night Probe! (Dirk Pitt #6)
★ 8.00 / 1
Deep Six (Dirk Pitt #7)
★ 8.00 / 1
Cyclops (Dirk Pitt #8)
★ 8.00 / 1
Treasure (Dirk Pitt #9)
★ 8.00 / 1
Dragon (Dirk Pitt #10)
★ 8.00 / 1
Sahara (Dirk Pitt #11)
★ 8.00 / 1
Inca Gold (Dirk Pitt #12)
★ 8.00 / 1
Shock Wave (Dirk Pitt #13)
★ 8.00 / 1
Flood Tide (Dirk Pitt #14)
★ 8.00 / 1
Atlantis Found (Dirk Pitt #15)
★ 8.00 / 1
Valhalla Rising (Dirk Pitt #16)
★ 8.00 / 1
Trojan Odyssey (Dirk Pitt #17)
★ 8.00 / 1
Black Wind (Dirk Pitt #18)
★ 8.00 / 1
Treasure of Khan (Dirk Pitt #19)
★ 8.00 / 1
Arctic Drift (Dirk Pitt #20)
★ 8.00 / 1
Crescent Dawn (Dirk Pitt #21)
★ 8.00 / 1
Poseidon's Arrow (Dirk Pitt #22)
★ 8.00 / 1
Havana Storm (Dirk Pitt #23)
★ 8.00 / 1
Odessa Sea (Dirk Pitt #24)
★ 8.00 / 1
Celtic Empire (Dirk Pitt #25)
★ 8.00 / 1
Clive Cussler's The Devil's Sea (Dirk Pitt #26)
★ 8.00 / 1
Clive Cussler The Corsican Shadow (Dirk Pitt #27)
★ 8.00 / 1
Dirk Pitt Book 28 (Dirk Pitt #28)
⧗ 9.34 / 3


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