What is apple coral?

Apple coral is a part of the species of corals known as melithaea ochracea which is commonly found on the ocean floors around the waters of Taiwan, Indonesia and southern China. It brings good luck to its owner as they say.

What about in Maldives, can you find this?

These are sponge corals typically imported from Taiwan and Indonesia. It is not sure if you can find in Maldives. They are endangered.