Epsilon Island is a small island

Island

An island or isle is any piece of sub-continental land that is surrounded by water. Very small islands such as emergent land features on atolls can be called islets, cays or keys. An island in a river or lake may be called an eyot , or holm...

 lying between Alpha Island

Alpha Island

Alpha Island , also known as Isla Huidobro, is a small island lying between Epsilon Island and Delta Island in the Melchior Islands, Palmer Archipelago. Charted by Discovery Investigations in 1927 and named after the first letter of the Greek alphabet, in association with the names of other islands...

 and the south extremity of Lambda Island

Lambda Island

Lambda Island is an island long, which lies immediately northwest of Delta Island in the Melchior Islands, Palmer Archipelago. This island, the largest feature in the northwest part of the island group, was first roughly charted and named Île Sourrieu by the French Antarctic Expedition under...

 in the Melchior Islands

Melchior Islands

Melchior Islands is a group of many low, ice-covered islands lying near the center of Dallmann Bay in the Palmer Archipelago. First seen but left unnamed by a German expedition under Eduard Dallmann, 1873-74. Resighted and roughly charted by the French Antarctic Expedition under Jean-Baptiste...

, Palmer Archipelago

Palmer Archipelago

Palmer Archipelago, also known as Antarctic Archipelago, Archipiélago Palmer, Antarktiske Arkipel or Palmer Inseln, is a group of islands off the northwestern coast of the Antarctic Peninsula....

. The island was roughly surveyed by DI personnel in 1927. The name, derived from the fifth letter of the Greek alphabet, appears to have been first used on a 1946 Argentine government chart following surveys of the Melchior Islands by Argentine expeditions in 1942 and 1943.