Baltic Sea Genetics Map (IMAGE) Max Planck Institute of Geoanthropology Caption Map showing locations and timeline of the samples introduced in this study. Credit Mittnik et al. The Genetic Prehistory of the Baltic Sea Region. Nature Communications (2018). Usage Restrictions Only with appropriate 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.