flyingterns (IMAGE) Washington State University Caption The population of Caspian terns were already in decline throughout the Pacific flyway when they suffered a major avian flu outbreak at a large breeding site off the coast of Washington state. Credit Scott Pearson, Washington Department of Fish & Wildlife Usage Restrictions For use only with stories associated with this press 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.