| Proteus Lake | |
| Location: | Greenwich Island, Antarctica |
| Coordinates: | -62.4433°N -59.8067°W |
| Lake Type: | Glacial lake |
| Pushpin Map: | South Shetland Islands |
| Pushpin Map Alt: | Location of lake in the South Shetland Islands |
Proteus Lake (Bulgarian: езеро Протей|ezero Protey, in Bulgarian pronounced as /ˈɛzɛro proˈtɛj/) is the roughly pentagonal lake extending 300 m in west–east direction and 220 m in south–north direction in the central part of Flamingo Beach on the north coast of Greenwich Island in the South Shetland Islands, Antarctica. It has a surface area of 3.9 ha and is separated from the waters of Orión Passage by a 20 to 35 m wide strip of land.[1] The area was visited by early 19th century sealers.[2]
The feature is named after the water deity Proteus in Greek mythology.[1]
Proteus Lake is situated at the base of Brusen Point and centred at -62.4433°N -59.8067°W, which is 1.42 km east-northeast of Terimer Point and 900 m west-southwest of Agüedo Point. Bulgarian mapping of the area in 2009 and 2017.
