Acanthurus leucosternon | M

The Powder Blue Tang (Acanthurus leucosternon) is a visually stunning marine fish prized for its brilliant blue body, contrasting yellow dorsal fin, and distinctive black face mask. This medium-sized tang is a popular choice among marine aquarium enthusiasts seeking a colourful and active addition to their reef or fish-only setups.

Care Level: Moderate to advanced. This species requires stable water conditions and a well-established aquarium.

Temperament: Generally peaceful but territorial towards conspecifics and similar tang species. Best kept singly or in a large tank with ample swimming space.

Diet: Primarily herbivorous. Provide a varied diet rich in marine algae and seaweed, supplemented with high-quality herbivore flakes, pellets, and occasional meaty foods.

Minimum Tank Size: 180 litres (approximately 50 gallons) or larger to accommodate active swimming and territorial behaviour.

Reef Compatibility: Yes, with caution. Generally reef safe but may nip at certain sessile invertebrates or coral polyps if underfed.

Lighting and Water Flow: Standard reef aquarium lighting and moderate water flow are suitable to mimic natural conditions.

Placement: Provide plenty of live rock for grazing and hiding spots. Ensure open swimming areas to support its active nature.

Origin: Indian Ocean, including the reefs around the Maldives and Sri Lanka.

Maximum Size: Up to 25 cm (10 inches) in length.

With proper care, the Powder Blue Tang is a captivating and rewarding addition to a mature marine aquarium, offering vibrant colour and dynamic movement.