eBird Status & Trends Map (IMAGE) Cornell University Caption American Redstart population trends during breeding seasons 2007-2017. Red indicates a declining population trend. Blue shows an increasing trend. Credit Source: eBird Status and Trends, Cornell Lab of Ornithology. Usage Restrictions Only for use with articles about the subject of this release. 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.