Charrúa Gap is a flat ice-covered saddle extending 2.2 km in east-west direction between Castillo Nunatak

Castillo Nunatak

Castillo Nunatak is a conspicuous rocky peak rising to 437 m on the glacial divide between Huntress Glacier and Balkan Snowfield on Hurd Peninsula in eastern Livingston Island in the South Shetland Islands, Antarctica. It is linked to Charrúa Ridge to the west Charrúa Gap and, via Willan Nunatak...

 and Charrúa Ridge

Charrúa Ridge

Charrúa Ridge is an ice-free rocky ridge rising to along the northeast coast of Johnsons Dock in Hurd Peninsula, Livingston Island, in the South Shetland Islands, Antarctica. It is narrow and precipitous, extending in a west-northwest to east-southeast direction, with triple heights of elevation...

 on Hurd Peninsula, eastern Livingston Island at an elevation of 275 m.

The gap separates the glacial catchments of Balkan Snowfield

Balkan Snowfield

Balkan Snowfield is an ice-covered plateau ranging from 150 to 280 m in eastern Livingston Island in the South Shetland Islands, Western Antarctica...

 and Contell Glacier

Contell Glacier

Contell Glacier is the long and wide glacier on Hurd Peninsula, Livingston Island in the South Shetland Islands, Antarctica bounded by Atlantic Club Ridge to the northwest, Krum Rock to the north, Balkan Snowfield to the northeast, and Charrúa Ridge and Charrúa Gap to the south...

 to the north and Huntress Glacier

Huntress Glacier

Huntress Glacier is a 7 km long and 3.7 km wide glacier on Livingston Island in the South Shetland Islands, Antarctica bounded by Friesland Ridge, Tangra Mountains to the southeast, Nesebar Gap, Pliska Ridge, Burdick Ridge and Willan Nunatak to the north, and Charrúa Gap and Napier Peak...

 and Johnsons Glacier

Johnsons Glacier

Johnsons Glacier is the 1.8 km long and 2.3 km wide glacier on Hurd Peninsula, Livingston Island in the South Shetland Islands, Antarctica bounded by Charrúa Ridge and Charrúa Gap to the north, Napier Peak to the east, Mirador Hill to the southeast, Hurd Ice Cap to the southwest and...

. The glacial catchments of the last two glaciers are separated by a nameless ice-covered saddle extending 1.5 km between the midpoint of Charrúa Gap to the north and Napier Peak

Napier Peak

Napier Peak is the partly ice-free peak rising to 380 m on Hurd Peninsula, Livingston Island in the South Shetland Islands, Antarctica. It is linked to Charrúa Gap to the north by an 1.5 km ice-covered col, and by an ice-covered saddle to Mirador Hill to the south-southwest, and surmounts...

 (380 m) to the south. A small nameless lake is ice-dammed in a deep hollow to the east of Charrúa Ridge. The feature takes its name from the adjacent Charrúa Ridge.

The Charrúa Gap is part of several overland routes, for example between the Bulgarian base

St. Kliment Ohridski Base

St. Kliment Ohridski Base is a Bulgarian Antarctic base on Livingston Island in the South Shetland Islands.The base, originally known as Sofia University Refuge, was named in 1993 "for St...

 and the Spanish base

Juan Carlos I Base

Juan Carlos I Antarctic Base, named after the king of Spain, Juan Carlos I, is a seasonal scientific station operated by Spain, opened in January 1988...

, from the Bulgarian base to the southern region of Hurd Peninsula

Hurd Peninsula

Hurd Peninsula is the land between South Bay and False Bay on the south coast of Livingston Island in the South Shetland Islands, Antarctica. The Spanish Antarctic base Juan Carlos I and the Bulgarian Antarctic base St. Kliment Ohridski are situated on the west coast of the peninsula.The feature...

 and from the Spanish base to Burdick Ridge

Burdick Ridge

Burdick Ridge is a ridge rising to 773 m on Livingston Island in the South Shetland Islands. Extending for 1.9 km between Orpheus Gate in the southeast and Rezen Saddle in the northwest. Bounded by Perunika Glacier to the northeast, and Balkan Snowfield to the southwest. Takes its name from...

, Friesland Ridge

Friesland Ridge

Friesland Ridge is a ridge on Livingston Island in the South Shetlands, part of the Tangra Mountains. The summit, Mount Friesland, which rises to , is the northwesternmost of the ridge’s six main peaks...

 and Bowles Ridge

Bowles Ridge

Bowles Ridge is the central ridge of eastern Livingston Island. The ridge extends 6.5 km in the east-west direction and is 1.5 km wide. The summit of the ridge is Mount Bowles which rises to 822m and is located 9.77 km northwest of Great Needle Peak, 6.08 km north by west of...

 areas.

The gap was mapped by the UK Directorate of Overseas Surveys in 1968 and a detailed mapping was made by the Spanish Servicio Geográfico del Ejército in 1991. Co-ordinates, elevation and distances given according to a 1995-96 Bulgarian topographic survey.

Location

The midpoint is located at 62°39′18"S 60°19′29"W which is 2.5 km southeast of Sinemorets Hill

Sinemorets Hill

Sinemorets Hill is the second most prominent in the chain of hills surmounting Bulgarian Beach in eastern Livingston Island in the South Shetland Islands, Antarctica....

 and 3.35 km east by northeast of Mount Reina Sofía

Mount Reina Sofía

Mount Reina Sofía is the mostly ice-free peak rising to 275 m on Hurd Peninsula, Livingston Island in the South Shetland Islands, Antarctica and surmounting Johnsons Glacier to the east and northeast, and the Spanish Antarctic base Juan Carlos Primero to the north-northwest.The feature is named...

 (275 m).

Maps

• Isla Livingston: Península Hurd. Mapa topográfico de escala 1:25 000. Madrid: Servicio Geográfico del Ejército, 1991.
• L.L. Ivanov et al. Antarctica: Livingston Island and Greenwich Island, South Shetland Islands. Scale 1:100000 topographic map. Sofia: Antarctic Place-names Commission of Bulgaria, 2005.
• L.L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2009. ISBN 978-954-92032-6-4