Healthy reef site (IMAGE) Bar-Ilan University Caption 3D ceramic tiles with coral fragments in the healthy site in the Gulf of Eilat/Aqaba. These tiles, exhibiting high complexity, are similar to those used in this current work . Credit Meron Segev Usage Restrictions None 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.