Four harpooners chase some of the world's highest-priced fish using only fast boats and expert aim. Niko must prove he can run a legendary boat while Joe hunts to support his family as the fleet races to land the first monster bluefin worth thousands.
Captains Joe and Tyler hit bluefin gold as second-generation harpooner Niko Chaprales fails to land even one. Feeling pressure to live up to his famous father's legacy, strongman Niko changes tactics in hopes of earning a big first payday of the season.
Captain Joe Dion takes his sons to sea, landing two massive bluefin and witnessing a great white shark feeding on a humpback whale. Dylan's son Emmett earns his first harpoon attempt while Niko hunts the season's biggest bluefin thus far, worth $10,000.
As the fleet spots the first giants, Joe fights for his lead; Dylan gets a $6,000 tuna.
Bluefin season peaks as three old fishing methods vie for supremacy.