The bigeye scad (Selar crumenophthalmus) is an oceanic fish found in tropical regions around the globe. Other common names include mas bango, akule, chicharro, charrito ojón, purse-eye scad, coulirou, and goggle-eyed scad. The bigeye scad is fished commercially and is important in aquaculture. The bigeye scad is blue-green or green on its back and sides and white on the underside. It grows to about 15 inches long and feeds on small invertebrates, fish larvae, and zooplankton. It is a schooling fish, it is mostly nocturnal, and it prefers clean, clear insular waters.