Argentine Antarctica observatory, where he also worked a post office was installed. Civil (employee of the Argentine company official post and telegraph) Hugo Alberto Acuna accounted hoist for the first time in an official way the flag of Argentina on the Argentine Antarctic sector, on 22 February 1904. Such an observatory became the Orcadas Base the oldest existing today across the Antarctic territory permanent human settlement. The Argentine corvette ARA Uruguay returned to Antarctica in 1905 (sailed from the port of Buenos Aires on 10 December 1904) to relieve staffing of the South Orkney and refer to Deception Island and Wiencke Island
Lamarck Island (Antarctica) The site is protected under the Antarctic Treaty System as Antarctic Specially Protected Area (ASPA) No.120. It was designated as such because it contains representative examples of terrestrial Antarctic ecosystems. Apart from the emperor penguin colony, the only one of about 30 in Antarctica that lies close to a permanent research station, birds nesting in the area include Adélie penguins, Antarctic skuas, Wilson's storm petrels, southern giant petrels, snow petrels and Cape petrels. Weddell seals also occur there. Lamarck Island (Antarctica) Lamarck Island is a rocky island long, lying east of Petrel Island and north-east of Rostand Island in the