Birds of Ireland: Glaucous Gull 

An adult Glaucous Gull [Faoileán glas | Larus hyperboreus] has a wing span of more than 1.5 metres

Glaucous Gull (Larus hyperboreus) — typically seen at estuaries and at the coast here

A glaucous gull is about 63–67cm long with a wingspan of 154–158cm

They are a non-breeding species found here in the Autumn, Winter and Spring — on estuaries and at the coast.