As sushi bars and omakase counters have proliferated across Texas in recent years, diners have more options than ever for devouring fresh fish with thoughtful preparations. Tuna often plays a starring ...

Bidding stopped at a whopping 333.6 million yen for the enormous 278-kilogramme (612-pound) fish - an endangered species - that was caught off Japan's northern coast.

A leading Japanese sushi-go-around restaurant chain ... The special app called Tuna Scope assesses tuna on a three-point scale from photos taken of the cross-section of the fish's tail.