GBR Island Coral Decline (IMAGE) ARC Centre of Excellence for Coral Reef Studies Caption Regular monitoring is crucial for understanding how the state of coral reefs is changing, and whether our management and protection measures are working. Credit David Wachenfeld, Triggerfish Images Usage Restrictions For use with credit to the photographer and for this story only. License Licensed content 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.