Reef Restoration (IMAGE) University of Queensland Caption A research assistant at the ENGO Corales de Paz (Mariana Gnecco) is cleaning the rope coral nursery with a sophisticated cleaning tool, at San Andres, an island in the Colombian Caribbean. Credit Corales de Paz Usage Restrictions To be only used with this story. Must be credited. 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.