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octopus coral

Galaxea astreata

Classification

Galaxea fascicularis is a species of colonial stony coral in the family Euphylliidae, commonly known as octopus coral, fluorescence grass coral, and galaxy coral among various vernacular names. It is a common species on reef slopes in the Indo-Pacific region and is kept by enthusiasts in reef aquaria. Description Small colonies of Galaxea fascicularis often form low domes but as they grow, the colonies become more irregular, massively hummocky or columnar and may eventually reach 5 metres (16 ft) across.

Distribution

(c) Dan Schofield, some rights reserved (CC BY) · CC-BY
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Countries in the Picchu catalog