Although fixed to the substrate as a juvenile, this coral becomes detached later and is free-living as an adult. It is circular or oval with a diameter of up to 20 centimetres (8 in) and height of 7 centimetres (3 in). … See more

H. actiniformis is a zooxanthellate coral, containing tiny photosynthetic, symbiotic organisms in its tissues. During the day these supply the … See more

Although this coral is common in some localities, it is vulnerable to the degradation processes which are occurring on coral reefs. It is susceptible to coral diseases and to See more

Heliofungia actiniformis is native to the eastern Indian Ocean and the central Indo-Pacific region, the northwestern, northern and eastern coasts of Australia, Japan, the China … See more

Many corals can be increased in number by detaching pieces of a colony and attaching them to the substrate. That is not possible with large … See more

• Media related to Heliofungia actiniformis at Wikimedia Commons See more