(a)(b)(c)Fig. 4.1.Geomorphological changes in the Thermaic Gulf around the location of
Neolithic Nea Nikomedia, Classical Pella and Hellenistic Thessaloniki; 4.1a
shows the marine gulfc.4000bc, with the main rivers (Haliakmon = Aliakmon,
Moglenitsa = Loudias; Axios; and Gallikos = ancient Echeidoros)flowing into the
Aegean sea. 4.1b shows how alluvial deposits around the estuaries of these rivers
began to form lagoons during the second millenniumbc, with the formation of a
lake c.1600bc(4.1c).