Herm, three miles east of Guernsey. A house of Austin canons, affiliated to Cherbourg, was founded there between 1154 and 1158; the mother-house retained its rights in the island, but the priory seems to have been replaced by a Franciscan friary - Cartulaire des Iles Normandes: recueil des documents concernant l'histoire de ces iles, Societe Jersiaise, 6 fascicules (1918-24), nos. 252-3.