First described by Geoffrey of Monmouth, it was said to be ruled by Morgan le Fay and her eight sisters, all of whom were skilled in the healing arts.

• 蒙茅斯的杰弗里在其著作中首次提及该岛，据说该岛由仙女摩根（Morgan le Fay）及其八姐妹统治，这些仙女在为亚瑟治疗时全部被杀。