An adrenaline packed new season brings a new face, 23 year old Sean Dwyer, who is fighting for the legacy of his father he lost too soon. The Time Bandit squares off with the law, Captain Keith's life spirals and Sig torments his former protege.

Captain Sean Dwyer and his crew prepare for their first crab season aboard the Brenna A; Jake Anderson fears he made a big mistake; Wild Bill handles a challenging deckhand; Keith gets support from Johnathan Hillstrand.

Wild Bill risks his biggest lead in history to bail Josh Harris out of trouble. Sean Dwyer finds out if he has got what it takes. Veteran skipper Johnathan Hillstrand leans on his crew and a little tip from a friend to turn his season around.

Josh Harris is forced to take over the Cornelia Marie. Sean Dwyer gets his first taste of the angry sea. Greenhorns on the Cape Caution are slapped to attention. Weather, mechanical failures and inexperienced crews complicate matters across the fleet.

Jake Anderson attempts a treacherous short cut with only one engine. Casey and Josh perform surgery at sea. Edgar Hansen works to make his mark as a captain with his greenhorn son Eric on deck. Keith hopes to turn his season and his life around.

The season's worst storm yet batters the fleet. Freshman skipper Sean Dwyer must choose between crab and a childhood friend. Wild Bill questions his son's status as a crabber and man. As injuries stack up, one deckhand reveals a painful secret in his pants.

Captain Edgar Hansen is losing control of the Northwestern with a mutiny on his hands. A couple of drunk deckhands put the Saga at risk. Jonathan Hillstrand bets it all for a hopefully big end to his season and Freddie Maugatai takes honoring his skipper to the extreme.

As the fall season is coming to an end, a massive arctic storm blasts the fleet with hurricane force winds and monster seas. Every captain will be tested when they must decide how much their boats and crew can handle.

The winter crab season is here and brings with it this year's biggest storm. Every captain must decide to risk it all and head out into the storm or stay back tied to the dock losing money. However carefully they choose the best laid plans of mice and men often go awry.

During the final throes of the season's first arctic storm, the captains and crews need to battle for survival. While other captains fight the weather, rookie skipper Sean Dwyer decides to wait out the storm, making his first trip of the year under blue skies.

Keith and Johnathan test the boundaries of partner fishing; Captain Jake struggles with a problematic deckhand; Zack must step up when Wild Bill gives him a shot at the helm.

Big weather hits the fleet again. Captain Sean Dwyer is forced to enforce his dad's law with an unruly deckhand on his boat. Casey and Josh square off. Meanwhile, Sig grinds his crew and Keith struggles with some new greenhorns.

The Northwestern catches on fire alone on the water and days from land. Meanwhile on the Time Bandit, a family emergency leaves Johnathan no choice but to make a desperate move. Josh Harris' judgement is tested.

Captain Sig and crew fight for their lives against an engine room fire; faulty hydraulics and a flying 800-pound pot create a deadly situation on the deck of the Saga.

Blood is shed on the Time Bandit, a fight breaks out on the Wizard, the Northwestern grapples with a burnt-out boat, and a lost bet leads to cod guts on the Brenna A.

A rogue wave forces Zack to make a life or passing decision. Going against his co captain and crew, Josh bets on a Bering Sea myth. Sean Dwyer encounters some giant seas and Sig turns to his daughter Mandy for some help.

Intense weather and more damage to his already battered boat take a toll on Sig's heart. The USCG attempts a dangerous medevac. Bill struggles with a water leak on his boat and Jake recruits an old friend.

Sig fights to survive a massive heart attack. Bill learns a dark secret about his son Zack. On the Corneila Marie, Josh fights to prove himself. Jake learns a valuable lesson and Johnathan appeals to the gods.