This information might come in useful some day ….
Lough Neagh: 39,200 ha
Lough Corrib: 17,800 ha
Lough Derg: 13,000 ha
Lower Erne: 10,950 ha
Lough Ree: 10,500 ha
Lough Mask: 8,900 ha
Lough Allen: 3,500 ha
Upper Erne: 3,450 ha
Lough Key: 900 ha
Divide hectares by 100 to get square kilometres.
