14 Bere Island is 10 Kilometers by 3 Kilometers in Size
(I think that second letter is meant to be an upper case "i" rather than a lower case "L")
Bere Island or Bear Island (Irish: Oiléan Béarra, although officially called An tOileán Mór meaning "the big island")[2] is an island in Bantry Bay off the Beara Peninsula in County Cork, Ireland. It spans roughly 10 km x 3 km, with an area of 17.68 km², and, as of 2012, had a population of between 210 and 220 people