This photo carried in a report titled "The Investigation and Assessment Report on Marine Ecology and Environment Status of Huangyan Dao" shows the Pocillopora eydouxi, a dominant coral species in Huangyan Dao.

China's Huangyan Dao area in the South China Sea enjoys excellent environmental quality and healthy coral reef ecosystem, said a report released on Wednesday. The report was jointly released by multiple institutions under the Ministry of Ecology and Environment, the Chinese Academy of Sciences and the Guangxi University. (Xinhua)