Georgette Douwma / Powder blue surgeonfish (Acanthurus leucosternon), large school swimming, Andaman Sea, Thailand

Georgette Douwma / Powder blue surgeonfish (Acanthurus leucosternon), large school feeding on algae on coral boulders, Andaman Sea, Thailand

Georgette Douwma / Powder blue surgeonfish (Acanthurus leucosternon), large school feeding on algae on coral boulders, Andaman Sea, Thailand

Aflo / ic-08205 Shoal of Powder blue surgeonfish {Acanthurus leucosternon} Maldives, Indian ocean.

GEORGETTE DOUWMA / Powderblue surgeonfish {Acanthurus leucosternon} Indo-pacific

GEORGETTE DOUWMA / Powderblue surgeonfish (Acanthurus leucosternon) grazing on coral rock. Andaman Sea, Thailand.

Fred Bavendam / Powderblue Surgeonfish (Acanthurus leucosternon), Andaman Sea, Thailand

GEORGETTE DOUWMA / Powder blue surgeonfish {Acanthurus leucosternon} Andaman sea, Indian Ocean

GEORGETTE DOUWMA / Powder blue surgeonfish {Acanthurus leucosternon} Andaman sea, Indian Ocean

Alex Mustard / Powderblue surgeonfish (Acanthurus leucosternon) school swimming over a coral reef, Laamu Atoll, Maldives, Indian Ocean.

Georgette Douwma / RF - Composite image of blue tropical reef fish on a black background, Blue triggerfish (Pseudobalistes fuscus), Elonggate surgeonfish (Acanthurus mata), Yellowtail tang (Zebrasoma xanthurum), Neon da...

Georgette Douwma / Surgeonfish, composite image on black background, Yellowtail tang (Zebrasoma xanthurum), Powder-blue surgeonfish (Acanthurus leucosternon), Elongate surgeonfish (Acanthurus mata), Striped surgeonfish...