GC09GC19GC29GC39GC49GC59GC69GC79 South Orkney Is.GC89GC99GC08 South Shetland Is.GC18 South Shetland Is.GC28 South Shetland Is.GC38GC48GC58GC68GC78GC88GC98GC07 South Shetland Is.GC17GC27GC37GC47GC57GC67GC77GC87GC97GC06GC16GC26GC36GC46GC56GC66GC76GC86GC96GC05GC15GC25GC35GC45GC55GC65GC75GC85GC95GC04GC14GC24GC34GC44GC54GC64GC74GC84GC94GC03GC13GC23GC33GC43GC53GC63GC73GC83GC93GC02GC12GC22GC32GC42GC52GC62GC72GC82GC92GC01GC11GC21GC31GC41GC51GC61GC71GC81GC91GC00GC10GC20GC30GC40GC50GC60GC70GC80GC90