Discovery Channel

A team of experts ventures into the treacherous waters of New Zealand to provide groundbreaking evidence that female white sharks unequivocally dominate the ocean, reigning as the ultimate controllers of its fierce battlegrounds.

Two of the largest sharks in existence have been recently roaming New Zealand waters; nobody knows which one is the largest.

A rogue tiger shark kills two people in the Caribbean, sparking fear that it's the legendary devil shark. A team tracks the shark behind the attacks and uncovers a seismic force driving sharks to aggression in these waters.

Captain Gail deals with more gear sabotage, while the rest of the captains try to maximize their time on the water amid the dropping North Atlantic temperatures.

Mack brings his old man on a trip; Greg hauls all of his traps to prep for spring; Gail makes her biggest sale of the season.

Captain Greg Turner races a winter storm to save his stranded son, while Mack Kelley navigates unpredictable weather to keep family traditions alive.

Captain Gail deals with more gear sabotage, while the rest of the captains try to maximize their time on the water amid the dropping North Atlantic temperatures.

Mack brings his old man on a trip; Greg hauls all of his traps to prep for spring; Gail makes her biggest sale of the season.

Captain Greg Turner races a winter storm to save his stranded son, while Mack Kelley navigates unpredictable weather to keep family traditions alive.

Captain Gail deals with more gear sabotage, while the rest of the captains try to maximize their time on the water amid the dropping North Atlantic temperatures.

The conclusion to Josh Gates' dive into a Kush king's flooded pyramid tomb; Josh scales a mountain to learn how the Kingdom of Kush conquered Egypt and braves the murky waters for one more dive to find the king's mummified remains.

Josh Gates chases the lost fortune of Prohibition's infamous bootlegger Dutch Schultz; Josh dives the murky shore near Dutch's lavish New York mansion and searches the underground bunker that housed his secret distillery.

Tackling the most famous prison break of all time, Josh retraces the 1962 Alcatraz escape; new leads take Josh from San Francisco to the jungles of Brazil, where he finds witnesses and evidence that rewrite the FBI's version of the story.

Josh helps recover the richest stash of lost treasure in the Americas; deploying cutting-edge technology and an armada of boats, the team dives the Caribbean to bring coins and jewels from the legendary Spanish galleon Maravillas to the surface.

Josh dives the Atlantic in search of millions in lost coins that sunk with America's Titanic.

Searching a city of the dead, Josh unearths artifacts from the Etruscans who ruled central Italy before being conquered by the Roman Empire; a dig site unearths clues that reveal the Etruscans may have inspired Rome's greatest achievements.

Josh Gates sends Phil and Heather on their riskiest mission yet: tracking a legendary 20-foot shark lurking in the eerie waters off Colombia's Malpelo Island; after seeing chilling footage, Josh tasks his team with uncovering the predator's identity.

Josh Gates investigates the strangest shark mysteries ever told, from the real-life inspiration for "Jaws" to the shocking case of a tiger shark in captivity that vomited a human arm and helped police solve a gruesome murder.

Diving into Lake Superior, Josh has brand-new intel that may finally solve a 100-year-old mystery: the resting place of two WW1 minesweepers; on their way to combat German mines in the Atlantic, the warships sank and took the lives of 79 sailors.

Josh Gates investigates the strangest shark mysteries ever told, from the real-life inspiration for "Jaws" to the shocking case of a tiger shark in captivity that vomited a human arm and helped police solve a gruesome murder.

Josh Gates investigates the strangest shark mysteries ever told, from the real-life inspiration for "Jaws" to the shocking case of a tiger shark in captivity that vomited a human arm and helped police solve a gruesome murder.

Diving into Lake Superior, Josh has brand-new intel that may finally solve a 100-year-old mystery: the resting place of two WW1 minesweepers; on their way to combat German mines in the Atlantic, the warships sank and took the lives of 79 sailors.

Scientists believe that monster sharks make their home under the Old Seven-Mile Bridge; fishermen claim that one of the sharks is a 15-foot-long, half-ton great hammerhead named Big Moe.

News of a harrowing shark encounter at North Carolina's Frying Pan Tower has underwater cinematographer Andy Casagrande and shark expert Kori Burkhardt on a dangerous quest to discover whether great white sharks are moving into the state's waters.

A team of experts attempts to find out why a population of great whites off the coast of Western Australia is so much more aggressive than others; the team braves the elements and ventures into treacherous underwater caves to find out for themselves.

American bull sharks throw down with Ozzie bulls in a wild competition to determine which one is superior; Paul De Gelder provokes his Australia bulls to perform against Craig O'Connell and Florida's fiercest bull sharks.

Gail's hot streak comes with a target on her back; Greg faces the risks of hauling at night and Lex's issues stack up.

Joe Ray assesses damage in Maine following a winter storm, while restaurateur Susan Povich faces logistical challenges serving lobster in Brooklyn.

Mack surveys storm damage to his family's wharf, while Captain Lex steams into the Bay of Fundy and Gail shifts her gear to avoid more problems.

Gail's hot streak comes with a target on her back; Greg faces the risks of hauling at night and Lex's issues stack up.

Joe Ray assesses damage in Maine following a winter storm, while restaurateur Susan Povich faces logistical challenges serving lobster in Brooklyn.

Mack surveys storm damage to his family's wharf, while Captain Lex steams into the Bay of Fundy and Gail shifts her gear to avoid more problems.

Gail's hot streak comes with a target on her back; Greg faces the risks of hauling at night and Lex's issues stack up.

Shawn and Zeke each risk dangerous ice missions in hopes of big paystreaks; Kris' gold mining miracle has arrived but requires some assembly; Jane does her best with an absent Emily and a diver who can't swim.

As a new Industrial Revolution sweeps Nome, the miners elevate their operations; a cracked spud may mean disaster for Shawn; Kris Kelly struggles with faulty equipment; Chris McCully has a blockbuster start, while Vernon buys an unorthodox dredge.

The Kellys unveil their secret gold mining weapon; Chris McCully's hot paystreak continues; a scary close call forces Zeke to adjust strategy; Jane butts heads with her crew as tensions boil over; Shawn discovers a hidden treasure.

Chris McCully and crew hit a pay streak so lucrative they call it Wall Street; Shawn strikes gold at 40 feet under the ice; Kris and Andy argue over their new underwater gold-getting toy; Vernon's diver faces a possible disaster.

Chris finds himself stranded on the ice; Shawn hits a mysterious dry spell; the Kellys' brand-new Crawler awakens but encounters electrical problems; a tangled tether spells bad news for Zeke and the boys; Vernon finds two divers are better than one.

Shark expert Matt Dicken and Dickie Chivell embark on a quest to locate the elusive and colossal shark named Dutchess, who mysteriously vanished from Gansbaai, South Africa, years ago.

Great whites flood the quiet shores of Nova Scotia, threatening locals and igniting a mission to track the biggest sharks to identify the most dangerous areas before a deadly encounter.

Shark attack survivor Paul de Gelder attempts to get attacked by a shark again; under the supervision of experts, Paul provokes sharks to attack him in multiple scenarios, where they bite and tear off prosthetic limbs to teach life-saving tactics.

A mysterious and aggressive shark emerges from the deep off California's coast, sparking a race to catch it and reveal whether it's an enormous mako, a mutant or a great white-mako hybrid.

Great whites flood the quiet shores of Nova Scotia, threatening locals and igniting a mission to track the biggest sharks to identify the most dangerous areas before a deadly encounter.

A 14-foot giant mako shark is spotted in the waters of Portugal's Azores region; underwater cinematographer Joe Romeiro and his wife, marine biologist Lauren, search the teeming depths around the ancient islands to capture the beast on film.