The Eurotas has aggraded the innermost bay of the gulf. Others, mostly in the south, are valleys also heavily aggraded by mountain erosion. A "dry maar" results when a maar lake dries out, becomes aggraded or silted up. Here the less uplifted blocks are now heavily aggraded with waste from the dissected ranges. The current communities of Elos, Leimonas and Agioi Taxiarches have been constructed on aggraded land.