The second season begins with Dave Carraro encountering an unwelcome visitor in his first fishing spot of the season. Meanwhile, a New Hampshire fisherman heads south to compete with Dave.

Tyler takes a risk by going to Georges Bank. Elsewhere, Kevin enjoys harpooning.

The fishermen search for locations where bluefin tuna are known to congregate and feed. Meanwhile, Captain Tyler begins a search for new hot spots.

A fishing tournament in Gloucester kicks off; and the crew of the Pin Wheel play a prank on the Odysea's Captain Ralph.

The fishing teams are threatened by great white sharks. Included: A shark slams into the Christina; Tyler must risk life and limb to untangle a harpoon line from the Pin Wheel's propeller in the shark-infested waters.

The crew of the FV-Tuna.com relocate when amateur boats start creeping in on their territory; a weekend warrior runs over Kevin's anchor line; Tyler ventures out on his own after giving his crew the week off.

The fishermen work during a major storm.

At the season's midpoint, the captains deal with increasing pressure to bring home a paycheck.

The Tuna.com takes the lead in Week 9 of the fishing season. Meanwhile, the crew of the Bounty Hunter deal with tension; and Tyler reaches a breaking point with his shipmates.

Dave and Paul enter into an intense competition to see who can catch the most fish.

Paul's newfound confidence is shaken by his inexperienced deckhand; Dave Carraro works with a new recruit; and Tyler learns to cooperate with his Pin Wheel crew.

The last weeks of the season are a struggle as the bluefin tuna begin to migrate south.

The young crew of the Pin Wheel close in on the FV-Tuna.com's lead; Paul needs a win.

Capt. Dave Carraro begins the last week of the season well ahead of the Pin Wheel crew. Meanwhile, Capt. Tyler works to prove himself; Capt. Paul Hebert wants to reach his goal; and Capt. Marciano tries to recover from a rough season.

The second season ends with a storm brewing as the crews battle to finish on top.

A rivalry between Tyler and TJ heats up in the Season 3 opener.

Tyler has second thoughts about hiring his friends. Elsewhere, Bill attempts to catch tuna by using tactical maneuvers and harpooning.

A storm threatens the fishing fleet, impairing harpooning operations and forcing one captain to switch boats.

TJ is tracked by a competitor looking to get in on his action. Elsewhere, two captains decide to work together to increase their tuna intake.

Boat crews battle each other for the hot fishing zones during the fifth week of tuna season.

The fleet battle to take leadership of the scoreboard away from TJ Ott and his crew.

A lull in catches has the captains anxious to meet their quota and pay the crews. Also: A crew attempt a trip further out of the fishing area; a captain's abilities are questioned.

A tuna shortage brings tension to the fleet as they pass the midway point of the season. The FV-Tuna.com continues to hold a tentative lead over the scoreboard, while the Bounty Hunter and Hard Merchandise bring up the rear.

Captains get creative as new techniques help boat crews bring in more tuna. Elsewhere, tensions rise between the Hebert brothers aboard the Miss Sambvca.

Tyler McLaughlin has trouble paying his crew; a truce is made between the Hebert brothers; and Dave Marciano attempts another trip in order to make more money.