Conducting a Benthic Survey at Heron Island, Great Barrier Reef, Australia (image) Southern Cross University Share Print E-Mail Caption Dr. Kay Davis conducts a benthic survey on a flat reef at Heron Island, Great Barrier Reef, Australia in December 2020. Below her, the coral has healthy, bleached, and dead sections. Credit Ashly McMahon Usage Restrictions image may only be used with appropriate caption or credit. 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.