Northern Ireland has approximately 1670 lakes, which cover 4.4% of theland surface. However, most of the water area is accounted for by the largelakes such as Lough Neagh (385 km2) and Lower Lough Erne (109.5 km ).The majority of lakes are less than 100 hectares in area. They tend to bedistributed towards the south and west of the Province, where extensivedrumlin swarms are rich in small waterbodies