Fish ID: Bignose Unicornfish

Surgeonfish bignose unicornfish naso vlamingii thl
Family Surgeonfish (ACANTHURIDAE)
species Naso vlamingii
size To 55cm
locality Outer reefs and slopes
behaviour In groups often feeding in mid-water

Can darken or lighten colour, but typically blue body with yellow head and distinctive bar from eye to eye across the nose. Filaments on the tail.