Acanthurus leucosternon

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Common Name
Powder Blue Tang
Binomial Name
Acanthurus leucosternon
Acanthurus leucosternon.jpg
Scientific Classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Acanthuridae
Genus: Acanthurus
Species: leucosternon

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Common Names

  • Powder Blue Tang



The body is pale blue, with a black face edged with a thick white band. The dorsal fin is yellow and extends to the caudal spine.

Similar Species


Maximum Size

To 25cm.

Associated Organisms

Anything that lives in sybiosis, parasitic or opportunistically with it.


Notes about what they do, how they inteact with others, different species etc.

Captive Care

Tank Size

An active and aggressive fish, a minimum 6 foot tank is recomended.

Water Flow

Most Acanthurus spp. enjoy high water flow to swim through.


How much lighting is required for it.


While predominantly a herbivore, will accept most frozen and dry aquarium foods.

Growth Rate

How quickly it will grow under various conditions.


Like most surgeonfish, they are sceceptical to protozan infections and most common marine illnesses. Poor diet may contribute to Lateral Line Disease.


Addition things / items that are important for care in captivity.




Does it have any fish that it should not be housed with?


Does it have coral that it is not compatable with?


Is it compatable with other invertebrates such as molluscs, crustaceans and echinoderms?


While typically found singly or in pairs, large aggregations will undertake mass pelagic spawning.

Local Ecology


Which oceans and reefs it is found.


Found on the reef fringe in high current areas.

Additional Information

Some additional notes on it that don't fit in the above sections.