This nice piece of Acan color is changing to more and more green. It have lot of potential.
Colonies are massive and cerioid, with laterally compressed corallites of uneven height. Walls are acute: septa are thick, with large teeth. Columellae are barely developed. Colonies have a thick fleshy mantle which is covered by fine papillae. Colour: Very colourful: red, purple and green are the most common colours, with corallites and walls almost always of contrasting colours. Similar species: Micromussa?amakusensis. See also Acanthastrea?echinata. Habitat: Shallow reef environments especially of subtropical localities. Abundance: Sometimes common.