Hydnophora rigida

Hydnophora rigida, commonly known as horn coral, are found in reefs and are in the genus Hydnophora. They were first described by Dana in 1846. Their color is naturally green and brown, or sometimes cream. They can also become fluorescent green and cyano-red emission.

Hydnophora rigida

Hydnophora rigida, commonly known as horn coral, are found in reefs and are in the genus Hydnophora. They were first described by Dana in 1846. Their color is naturally green and brown, or sometimes cream. They can also become fluorescent green and cyano-red emission.