The firm, meaty texture and rich, distinctive flavor of fresh Ahi Tuna makes it one of the most popular seafood choices around the globe.Ahi is a Hawaiian term that refers to both Yellowfin and Bigeye Tuna. While, technically different species the two can be difficult to tell apart in terms of taste an appearance. As a result our expert fishmongers look for and select the best quality product available each evening. Some differences you may notice are Yellowfin being a bit firmer and milder. Bigeye may be a lighter red and a have a higher fat content.