Timelapse of redds (VIDEO) Washington State University This video is under embargo. Please login to access this video. Caption A time-lapse of the Wenatchee River in Washington taken by a drone over the course of the spawning season showing the development of “redds,” rocky, circular hollows the salmon create to lay their eggs. Credit Daniel Auerbach, Washington State University Usage Restrictions For use only with stories related to 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.