[1] The peninsula is the most extensively snow-free coastal area in summer on the island, most of which is permanently covered by ice.
[2] It is part of the Fildes Peninsula Antarctic Specially Protected Area (ASPA 125), designated as such because of its paleontological values.
Geologically, the peninsula is a tableland made up of old coastal landforms, with numerous rocky outcrops and an average height of 30 m above sea level.
Robert Fildes, English sealing captain from Liverpool, who visited the South Shetland Islands in the brig Cora, 1820–21, and in the brig Robert, 1821–22, and who prepared the first comprehensive sailing directions for the islands (Fildes, 1821c).
Eight separate sites on the peninsula have been collectively designated an Antarctic Specially Protected Area (ASPA 125), largely because of their paleontological values.