Acanthuridae

Black surgeonfish

Acanthurus gahhm

Black resident of the Red Sea and Gulf of Aden

• Black
• Tropical
• Local endemic species
• Restricted distribution
• Marine fish
• Indian Ocean
• Deep-bodied
• Compressed cross-section
• Medium
• Tropical fish

Acanthurus gahhm, the black surgeonfish, monk surgeonfish or lined surgeonfish, is a species of marine ray-finned fish belonging to the family Acanthuridae, the surgeonfishes, unicornfishes or tangs. This fish is found in the western Indian Ocean.