Bouvet Island of establishing a manned meteorological radio station, but a suitable location could not be found. By then both the flagpole and hut from the previous year had been washed away. The Third "Norvegia" Expedition, led by Hjalmar Riiser-Larsen, arrived the following year and built a new hut at Kapp Circoncision and on Larsøya. The expedition carried out aerial photography of the island and was the first Antarctic expedition to use aircraft. The "Dependency Act", passed by the Parliament of Norway on 27 February 1930, established Bouvet Island as a dependency, along with Peter I Island and Queen Maud Land. The
Sturge Island Cape Freeman in the north and Cape Smyth in the south. The island's highest point reaches or (the unclimbed Brown Peak). This is the highest point in the Balleny chain. The island forms part of the Ross Dependency, claimed by New Zealand (see claims on Antarctica). Sturge Island Sturge Island () is one of the three main islands in the uninhabited Balleny Islands group located in the Southern Ocean. It lies southeast of Buckle Island and northeast of Belousov Point on the Antarctic mainland. The islands were discovered by John Balleny in 1839. The island was named after Thomas Sturge,