Examining the challenges faced by San Diego, Calif., commercial fishermen and their relationships with local chefs, the community and the world market.

Tommy joins Jeff Silva, a native Hawaiian commercial fisherman, for a special look at the traditions of fishing on the Big Island.

In 1960, San Diego was the tuna capital of the world. Environmental and regulatory challenges made life tougher on commercial fishermen there. Today, they're fighting to regain their spot as a major commercial fishing port.

Over 90% of the seafood consumed in the United States of America is imported. In San Diego, a fleet of dedicated commercial boat captains…and a hard-driving fishmonger, are working to change the way we get our fish.

Lionfish are on the menu, as Tommy teams up with a group of divers targeting the invasive species for the annual Lionfish Shootout!