Dr David Warne (IMAGE) Queensland University of Technology Caption Lead researcher David Warne says by identifying the 'two-phase pattern' the study's results provide critical information for the management of the Great Barrier Reef. Credit QUT Usage Restrictions no restrictions License Original 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.