Ahi
Thunnus albacares
Yellowfin Tuna
Description: Blackish blue above fading to white below; faint yellow stripe extends from eye to tail, soft dorsal and anal fins and finlets bright yellow; dorsal and anal fins lengthen with age.
Size: Weight up to 300 pounds.
Habitat: Open water, generally found over deepwater banks and submarine ledge areas at depths to 1000 fathoms; young fish often travel near the surface.
Feeding: Diurnal and nocturnal; fish, squid, and crustaceans.
Schooling: Schools.
Fishing methods: Longline, pole and line, trolling, handling.
Seasonality: Adults are more abundant in late spring through early fall; juveniles are abundant fall and winter.
Information Courtesy of: dlnr.hawaii.gov