A drumlin is an oval-shaped ridge fromed beneath an ice-sheet as it moved over the terrain. Drumlins and similar formations are often found in clusters and the ridges may extend over several kilometres. Drumlins are often composed of basal lodgement ill. Drumlins are not typical for the area but occur in the central part of Replot. Fluting ridges are either small glacial depsotis or erosion remains on the basal till surface, indicatin the direction of the last glacial flow.