The Stickleback Wave 1979-2017 (IMAGE) University of Groningen Caption This animated gif shows how stickleback domination (in red) moves ever closer towards the coastline. The image is based on data gathered between 1979 and 2017. Credit Mårten Erlandsson, Swedish University of Agricultural Sciences Usage Restrictions With credit 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.