There is the presence of Óengus's son Bridei at Tory Island, on the north-west coast of Donegal in 733, close to the lands of Áed Allán's enemy Flaithbertach mac Loingsig.
Están a presenza de Bridei, fillo de Óengus, na illa Tory, na costa noroeste de Donegal en 733, preto das terras do inimigo de Áed Allán, Flaithbertach mac Loingsig.