Anyone who visits the Great Barrier Reef in Australia, Southeast Asia's coral triangle, or the reefs of Central America will surely speak of the stunning and vibrant environments. Indeed, coral reefs are believed to house more biodiversity than any other ecosystem on the planet, with the coral providing protection and shelter for hundreds of species of fish and crustaceans.
source https://phys.org/news/2021-02-coral-ability-survive-higher-temperatures.html