A prehistoric shark (named in the books "megalodon") lurks Mallorca, killing a couple of individuals. A professional diver begins the hunt.
Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.
Twenty-something Richard travels to Thailand and finds himself in possession of a strange map. Rumours state that it leads to a solitary beach paradise, a tropical bliss - excited and intrigued, he sets out to find it.
A gunrunner loses his cargo near a small coastal Sudanese town so he's stuck there. When a woman hires him to raid a sunken ship in the shark-infested waters, he sees a chance to compensate for his losses. He's not the only one.
When another Mega Shark returns from the depths of the sea, world militaries go on high alert. Ocean traffic grinds to a standstill as everyone lives in fear of the insatiable beast. Out of options, the US government unleashes the top secret Mecha Shark project -- a mechanical shark built to have the same exact characteristics as Mega. A pair of scientists pilot the mechanical creature as they fight Mega in a pitched battle to save the planet. But when faulty mechanics cause the Mecha to go after humans, the scientists must somehow guide Mega to Mecha in hopes that the two titans will kill each other - or risk untold worldwide destruction.
When the seaside community of Amity finds itself under attack by a dangerous great white shark, the town's chief of police, a young marine biologist, and a grizzled hunter embark on a desperate quest to destroy the beast before it strikes again.
Police chief Brody must protect the citizens of Amity after a second monstrous shark begins terrorizing the waters.
After another deadly shark attack, Ellen Brody decides she has had enough of New England's Amity Island and moves to the Caribbean to join her son, Michael, and his family. But a great white shark has followed her there, hungry for more lives.
Scientists do an investigation on sharks as they believe they can cure deadly diseases.
When they take some friends on an extreme sport adventure, the last thing Jared and Sam expect to see below the shark-infested waters is a legendary pirate ship rumored to contain millions of dollars in gold. But their good fortune is short-lived, as a ruthless gang of criminals gets word of what they have uncovered.
When two researchers discover a colossal shark's tooth off the Mexican coast their worst fears surface - the most menacing beast to ever rule the waters is still alive and mercilessly feeding on anything that crosses its path. Now they must hunt the fierce killer and destroy it... before there is no one left to stop it
A skeptical news reporter is invited by the CEO of Nexecon Petroleum to document the safety of Colossus, the largest drilling and refining platform ever constructed. As the powerful drill tears through the seabed, a fissure forms, revealing a hidden mirror ocean teeming with prehistoric life. When a team is sent to access the damage, it comes face to face with the most powerful oceanic predator that ever lived: Carcharodon Megalodon.
Based on the harrowing true story of an October 1982 shark encounter. After a yacht bound for Florida capsizes during an unexpected storm, its crew is left to drift for days in the chilling waters of the Atlantic where they become prey to a group of tiger sharks. With the hope of rescue dwindling, the crew must do everything in their power to survive as the sharks continue to hunt them.
An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.
The California coast is terrorized by two enormous prehistoric sea creatures as they battle each other for supremacy of the sea.
Eight documentary makers decide to go to the location of Elsalam Ship which sunk years ago to make a new documntary where they face unforseen dangers.
Fin and his wife April travel around the world to save their young son who's trapped inside a sharknado.
A father is determined to rebuild his relationship with his daughter as they bond during a scuba diving in beautiful tropical waters while exploring a famous shipwreck. But soon after their descent, their master diver has an accident leaving them alone and unprotected inside the labyrinth of the wreck. As tensions rise and oxygen dwindles, the pair must use their newfound bond to escape the wreck and the relentless barrage of bloodthirsty great white sharks.
In the quiet waters of the Mississippi, body parts are being discovered. No one knows what is behind it all, until a huge man eating bull shark turns up. This bull shark is different, as it can breath in fresh water, making a deadly encounter between anyone who comes before it. John Sanders must now try and reach the surface, with his ex-wife and whilst being held hostage.
When an accidental death verdict is given on discovery of the remains of a top scientist, within the stomach of a hammerhead shark his closest friend Marine Biologist Steven McRay is not happy with the explanation and travels to investigate further, where he discovers that his friend's death was not an isolated incident, and that the local population have been terrorised by a rash of shark attacks.Developments in scientific technology had allowed experts to predict the pattern and likelihood of Shark Attacks, but now it seems that they may also be able to actually control these factors, rendering at their disposal the ultimate Killing machine.Enjoy the water... you may never want to go in the sea again!