Yellowfin Tuna
Thunnus albacares
AKA: yellowfin, ahi
Description: Yellowfin tuna are torpedo-shaped fish that are a metallic dark blue black on the back and upper sides with a yellow belly that changes to silver. The dorsal and anal fins, and finlets are bright yellow. It has elongated anal and dorsal fins.
Size: Yellowfin tuna grow to 400 pounds.
Sometimes confused with: bigeye tuna, blackfin tuna, albacore
Habitat: In the western Atlantic, yellowfin tuna are found from Massachusetts to Brazil, including the Gulf of Mexico and the Caribbean. They cover enormous distances around the globe and all stocks mingle. Yellowfin tuna often school with other species of the same size. They are frequently found schooling below drifting objects such as logs, grass and debris.