Coral Bleaching Threatens the Diversity of Reef Fish (2 of 2) (image) ARC Centre of Excellence in Coral Reef Studies Share Print E-Mail Caption Climate induced coral bleaching events are the greatest threat to coral reefs. As shown here, there is extensive bleaching of hard and soft corals at Moore Reef following sustained heat stress in March 2017 on Great Barrier Reef. Credit ARC CoE for Coral Reef Studies/ Ciemon Caballes Usage Restrictions Reproduction of image is permitted with correct attribution to the author as listed. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.