yellowfin tuna

…fish catch is tuna, especially yellowfin.

…chefs now generally use sushi-quality yellowfin tuna (ahi). Before that development, the dish was made with reef fish available along the Hawaiian shore, salted for preservation and then served with seaweed and cooked kukui nuts. Poke is also made with octopus.

…stripe on each side; the yellowfin, with yellow fins and a golden stripe on each side; and the bigeye, a robust fish with relatively large eyes.