''Pomacentrus alleni'', the Andaman damsel, is a

Damselfish Damselfish are those within the subfamilies Abudefdufinae, Chrominae, Lepidozyginae, Pomacentrinae, and Stegastenae within the family Pomacentridae. Most species within this group are relatively small, with the largest species being about 30 ...

from the Eastern

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by ...

. It occasionally makes its way into the aquarium trade. It grows to a size of 6 cm in length. The specific name honours the

ichthyologist Ichthyology is the branch of zoology devoted to the study of fish, including bony fish (Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha). According to FishBase, 33,400 species of fish had been described as of October ...

Gerald R. Allen of the

Western Australia Museum The Western Australian Museum is a statutory authority within the Culture and the Arts Portfolio, established under the ''Museum Act 1969''. The museum has six main sites. The state museum, now known as WA Museum Boola Bardip, officially re-op ...

Perth Perth is the list of Australian capital cities, capital and largest city of the Australian states and territories of Australia, state of Western Australia. It is the list of cities in Australia by population, fourth most populous city in Aust ...

In aquarium

It's not afraid of equally aggressive fish. In a small tank, if there are not many fishes, you may consider to keep a small Pomacentrus alleni. But be aware that it is quite hostile to clownfish.Youtube <> Creatures section, Damselfish - Author:Sublanding Fish 020-06-19/ref>

References

External links

* Allen's Damsel @ Fishes of Australia
/small> alleni Fauna of Christmas Island Fish of the Indian Ocean Fish described in 1981 {{Pomacentridae-stub