sentences:  The municipality consisted of the entire island of Otrøya, the eastern part of Midøya island, and some small surrounding islands at the entrance to the large Romsdal Fjord.The village of Midsund was the administrative centre of the municipality.The municipality of Sør-Aukra was established on 1 January 1924 when the old Aukra Municipality was divided into Sør-Aukra (in the south) and Nord-Aukra (in the north).