Distinctive Characters: First dorsal fin with 23-27 spines, second dorsal fin with 12-16 rays followed by 8 or 9 finlets. Anal fin with 12-14 rays followed by 9 finlets. Teeth triangular, compressed and finely serrate. Snout about as long as rest of head. Gill rakers undeveloped.
Colour: Back iridescent bluish green. Numerous dark vertical bars on sides.
Habitat and Biology: Epipelagic; oceanic. Common on outer atoll reefs. Solitary or forming loose aggre- gations rather than compact schools. Feeds on pelagic fishes and cephalopods.
Remarks: Acanthocybium solandri is caught by trolling and also by a specialized fishing technique called “heymas helun�?. This carried out from small rowing boats and involves skipping a wooden model fish across the sea surface to lure the wahoo up withing harpoon range. Wahoo are usually caught outside the atoll a bit beyond the point at which the reef disappears from sight.