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.