 So it was probably founded by Manchán of Mohill in the 5th or 6th century.The "monastery of Inis-Snaig" was probably small in scale.The church of "Inisnag" was recorded as prebendal of Ossory diocese, in the Taxatio Ecclesiastica of AD 1291–1292, and was granted on "the authority of Pope Nicholas IV, 1291 [liber ruber Ossoriensis]".