The most menacing storm of opilio season moves in on the fleet. A rogue wave terrorizes the Cape Caution, ripping steel and timber. The Wizard crew races to plug a gushing leak. The Saga, captained by Jake Anderson, is nearly capsized by a 40-foot wave.

When polar ice descends, the skippers must choose to stay or flee; the Saga is in danger of sinking; Josh takes a huge gamble; Sig and Johnathan race to rescue gear.

Three boats hit the grounds early. Johnathan struggles with a rogue deckhand. Jake prepares for the birth of his baby. An explosion causes doubt about Zack's dedication.

Superbowl Sunday & the Bering Sea: The Cornelia Marie hatches a scheme to watch the Seahawks play. An injured crewman jeopardizes Captain Keith Coburn's plan on the Wizard. The Cape Caution crew makes a near fatal error. The Time Bandit loses a Captain.

A 12-million pound Bairdi quota increase causes a fishing frenzy. A boat is stolen on the eve of a launch. An alliance takes root.

The fleet goes into a fishing frenzy for additional millions. The Time Bandit and Wizard bury the hatchet. Josh learns a difficult lesson.

With Super-Typhoon Nuri closing in, the captains make hard choices to save the seasons. The Northwestern charges into the storm, Cape Caution retreats, and the Wizard gets a replacement deckhand.

King Crab season draws to a close. Casey forces Josh to fish at full throttle on the Cornelia Marie. Jake takes another turn at the wheel on the Northwestern. Wild Bill turns up the heat on the Coast Guard.

Christmas at sea for the Time Bandit is disturbed when an unhinged deckhand terrorizes the crew. Jake Anderson awaits the birth of his baby, when an unexpected phone call throws a wrench in the plan.

A 600 mile wide storm continues to batter the fleet. Rookie skippers Jake Anderson and Josh Harris struggle to keep their heads above water while veteran captains Andy Hillstrand and Sig Hansen charge straight into the heart of the tempest.

The polar ice pack descends, threatening the season; Jake leads his crew in bad conditions; Sig tries to offload his crab; Keith grinds to the finish.

As a second major storm slams the fleet, Rookie skipper Jake Anderson reaches out to Sig Hansen for help. Josh Harris arrives on the grounds weeks late. Captain Keith Colburn and Wild Bill Wichrowski struggle to keep their greenhorns in the game.

Late into Opilio season, the fleet battles mental and physical breakdowns. After deliberately defying Sig, Captain Jake Anderson has a shot at redemption. Captain Keith props up one ailing greenhorn after another. Wild Bill must decide to call the Coast Guard for a medevac.

With a higher king crab quota than any other captain, Elliott Neese bids farewell. Jake Anderson struggles to fill Edgar's shoes.

Jake gets a Whiplash-style captaining lesson from Sig. A prank threatens Captain Johnathan's catch on the Time Bandit. Josh must hit below the belt.

The remainder of the fleet arrives in Dutch Harbor. Jake prepares to captain the Saga for the first time. Andy finds the Time Bandit in disarray. Keith's new greenhorn turns heads.

A fire threatens the Cornelia Marie. Keith has a showdown with his crew on the Wizard. Sig receives a shocking surprise aboard the Northwestern.

The fishing grounds are engulfed by the typhoon. Josh's weaknesses are exposed. Captain Sig loses control of the Northwestern. Elliott steps down.