Lough Mask

Lough Mask (Loch Measca in Irish) is a limestone lake of 22,000 acres (89 km²) in County Mayo, Republic of Ireland, located above Lough Corrib in the west of Ireland. Lough Mask is the upper of the two lakes, which empty into the Corrib River, through Galway, into Galway Bay. The lake is visited for its trout fishing.
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