Lough Derg Priory — Station Island (see St Patrick’s Purgatory)

early monastic site, Gaelic monks founded 5th century by St Patrick or St Dabeoc in the time of St Patrick; Augustinian Canons Regular dependent on Armagh, probably by St Malachy; founded c.1130 (after 1134); Augustinian Canons Regular — Arroasian; adopted after 1140; plundered 1196 by an O’Cairin; destroyed 1207 by Bratachas O’Boyle and M’Mahon; transferred to Saints Island; dissolved after 1600?