The South Orkney Islands southern shelf marine protected area is bounded by a line starting at 61°30'S 41°W, thence due west to 44°W longitude, thence due south to 62°S, thence due west to 46°W, thence due north to 61°30'S, thence due west to 48°W longitude, thence due south to 64°S latitude, thence due east to 41ºW longitude, thence due north to the starting point