Aatank

A weekend cruise on a luxurious party yacht goes horribly wrong for a group of old high-school friends when they get stuck in the water many miles from shore and a happy reunion turns into a fight for survival.

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.

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.

In the near future, glacial melting has covered 98% of earth's landmass. Sharks have flourished and now dominate the planet, operating as one massive school led by a mutated alpha shark.

A group of lifeguards attempt to kill an atomic shark that is terrorizing the coast of San Diego.

A picturesque family vacation to the Ozarks goes sideways when a group of bull sharks show up just in time for the big fireworks festival that the town holds every year.

A new breed of aggressive, ravenous sharks cracks the frozen ocean floor of an Arctic research station, devouring all who fall through. As the station sinks into frigid waters, those alive must fashion makeshift weapons or suffer the same fate.

Voracious sharks use human bodies to build dams.

A solo trip aboard a yacht takes a terrifying turn when a woman encounters three drug traffickers clinging to the shattered remains of a boat. They soon force her to dive into shark-infested waters to retrieve kilos of cocaine from the sunken wreck.

In October 1991, a confluence of weather conditions combined to form a killer storm in the North Atlantic. Caught in the storm was the sword-fishing boat Andrea Gail.

Two sisters on Mexican vacation are trapped in a shark observation cage at the bottom of the ocean, with oxygen running low and great whites circling nearby, they have less than an hour of air left to figure out how to get to the surface.