Friesland Ridge (Hrebet Frisland \'hre-bet 'fris-land\) is a ridge on

Livingston Island Livingston Island (Russian name ''Smolensk'', ) is an Antarctic island in the Southern Ocean, part of the South Shetland Islands, South Shetlands Archipelago, a group of List of Antarctic and subantarctic islands, Antarctic islands north of the ...

in the South Shetlands, part of the

Tangra Mountains Tangra Mountains (in Bulgarian ''Тангра планина'', 'Tangra planina' \'tan-gra pla-ni-'na\) () form the principal mountain range of Livingston Island in the South Shetland Islands, Antarctica. The range had been nameless until ...

. The summit,

Mount Friesland Mount Friesland is a mountain rising to in the homonymous Friesland Ridge, one of the two summits of Tangra Mountains and Livingston Island in the South Shetland Islands, Antarctica along with neighbouring St. Boris Peak. Its north rib is connec ...

, which rises to , is the northwesternmost of the ridge's six main peaks. Its elevation was estimated at by a 1995/96 Bulgarian survey; the present figure was produced by a 2003 Australian GPS survey,Expedition Omega Livingston 2003.
The Omega Foundation, USA, 2003. and closely matched (as ) by the Bulgarian survey

Tangra 2004/05 The Tangra 2004/05 Expedition was commissioned by the Antarctic Place-names Commission at the Ministry of Foreign Affairs (Bulgaria), Ministry of Foreign Affairs of Bulgaria, managed by the Manfred Wörner Foundation, and supported by the ...

. The local ice relief is subject to changes, causing variations in the mountain peaks’ elevation. According to a Bulgarian GPS survey by D. Boyanov and N. Petkov the elevation of Mt. Friesland was in December 2016, making the peak lower than the adjacent St. Boris Peak (the latter's northernmost ice formation ‘ The Synagogue’ rising to ) at that time.D. Boyanov and N. Petkov
The Peaks of Tangra Mountains: Project Report Part Two 2016/17.
Sofia, February 2017 (in Bulgarian) First ascent of the summit Mount Friesland by the

Catalans Catalans ( Catalan, French and Occitan: ''catalans''; ; ; or ) are a Romance ethnic group native to Catalonia, who speak Catalan. The current official category of "Catalans" is that of the citizens of Catalonia, a nationality and autono ...

Francesc Sàbat and Jorge Enrique from Juan Carlos I Base on 30 December 1991. The feature takes its name from

Location

The midpoint of the ridge is located at (UK

Directorate of Overseas Surveys The Ordnance Survey International or Ordnance Survey Overseas Directorate its predecessors built an archive of air photography, map and survey records for the United Kingdom from 1946 to 1999. The Ordnance Survey International Collection (formerly ...

mapping in 1968, partial mapping by the Spanish Servicio Geográfico del Ejército in 1991, and Bulgarian mapping in 2005 from topographic surveys in 1995/96 and 2004/05).

Maps

* L.L. Ivanov. Livingston Island: Central-Eastern Region. Scale 1:25000 topographic map. Sofia: Antarctic Place-names Commission of Bulgaria, 1996. * S. Soccol, D. Gildea and J. Bath
Livingston Island, Antarctica.
Scale 1:100000 satellite map. The Omega Foundation, USA, 2004. * 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. * L.L. Ivanov. Antarctica: Livingston Island and Smith Island. Scale 1:100000 topographic map. Manfred Wörner Foundation, 2017. * A. Kamburov and L. Ivanov. Bowles Ridge and Central Tangra Mountains: Livingston Island, Antarctica. Scale 1:25000 map. Sofia: Manfred Wörner Foundation, 2023.

Notes

References

Friesland Ridge.
SCAR

Composite Gazetteer of Antarctica The Composite Gazetteer of Antarctica (CGA) of the Scientific Committee on Antarctic Research (SCAR) is the authoritative international gazetteer containing all Antarctic toponyms published in national gazetteers, plus basic information about th ...

.
Bulgarian Antarctic Gazetteer.

Antarctic Place-names Commission The Antarctic Place-names Commission was established by the Bulgarian Antarctic Institute in 1994, and since 2001 has been a body affiliated with the Ministry of Foreign Affairs (Bulgaria), Ministry of Foreign Affairs of Bulgaria. The Commis ...

. (details in Bulgarian
basic data
in English)

External links

Friesland Ridge.
Copernix satellite image {{Bulgarian-named Antarctic place Tangra Mountains Ridges of Antarctica