The fifteen-metre-long Lurgan Logboat, dating from around 2500 BC discovered in 1902 at the Dublin Museum resembles the boat found recently in the Lough Corrib.
“A 4,500-year-old log boat is among 12 early Bronze Age, Iron Age and medieval craft that have been located in Lough Corrib, along with several Viking-style battle axes and other weapons.The vessels were discovered by marine surveyor Capt Trevor Northage while mapping the western lake to update British admiralty charts.” Read more here