 It was established as the Escuela Naval Militar de Oficiales (Naval Academy for Officers).It is located on the southern shore of the estuary of Pontevedra, in the comarca of O Morrazo.Formerly named San Xiao Ancorados by ships anchored nearby, but it is a popular distortion of "Encoirados," meaning leather tanneries, as they were in the Lameira river which flows into the urban center of the village.