The competition heats up when the original captains see the newcomers mean business.

Spooked by the sudden success of the new captains, the Gloucester veterans take drastic measures and band together to form an unlikely alliance.

Tensions run high with a new limited quota; the competition gets personal for two rivals.

Competition between the OGs and the tourists heats up; Gloucester captains rely on family ties.

The Gloucester captains are used to dominating their home turf and will do whatever it takes to protect their waters from the imposing newcomers.

The bluefin markets are oversaturated, threatening to shut down the fishery. For each captain, their next fish could be their last.

The bluefin market shuts down in 48 hours, and tensions among the captains run high.

Though the bluefin market is open again, it hasn’t fully recovered, leaving everyone disappointed when giant catches result in meager payouts.

With the markets reopened, the mates step up to help out and prove their worth.

Extreme weather and high seas force the captains to decide between fight or flight.

As the competition heats up, the captains will try anything to appease the tuna gods.

As the bluefin quota quickly diminishes, the competition hits its fiercest point yet. With the time left in the season ticking down, the captains are tested — who can withstand the pressure, and who will crack?

As the captains fight for what could be their last bluefin, the battle between the Pinwheel and the Kraken turns into an all-out war.

The fleet battles extreme weather, monster bluefin and uncertain profits as the captains fight to land their last catches — and the No. 1 spot.