The Ancylus Lake, 9 500 - 8 000 years before present (7 500 - 6 000 BC). Shows post-glacial rebound and shore displacement of the Baltic Sea. Based on Ernman (2001).
<a href="//commons.wikimedia.org/wiki/User:Koyos" title="User:Koyos">Koyos</a>
Own work by uploader + Online map creation; data from various sources; including Andrén, T. 2003c: Ancylussjön – fortfarande ett mysterium. <i>Havsutsikt</i> 3, 2003, 8-9. and "Var gick vattnet", <i>Arkeologisk Information</i> nr 3, Riksantikvarieämbetet &amp; Östergötlands länsmuseum