Photo (IMAGE) The University of Hong Kong Caption Key insights for effective sampling of eDNA were being provided by an expert, enhancing participants' understanding and skills in the field. Credit The University of Hong Kong Usage Restrictions n/a 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.