Ancient Murrelets (IMAGE) University of British Columbia Caption UBC research shows world's monitored seabird populations have dropped 70 percent since the 1950s, a stark indication that marine ecosystems are not doing well. Credit Daniel Donnecke Usage Restrictions None 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.