Zavera Snowfield ( bg, Ледник Завера, ) is the glacier extending in a north-south direction and in an east-west direction on southern

Trinity Peninsula Trinity Peninsula is the northernmost part of the Antarctic Peninsula. It extends northeastward for about 130 km (80 mi) to Cape Dubouzet from an imaginary line connecting Cape Kater on the north-west coast and Cape Longing on the so ...

Graham Land Graham Land is the portion of the Antarctic Peninsula that lies north of a line joining Cape Jeremy and Cape Agassiz. This description of Graham Land is consistent with the 1964 agreement between the British Antarctic Place-names Committee a ...

, Antarctica. It is located in the northeast foothills of

Detroit Plateau Detroit Plateau () is a major interior plateau of Graham Land on the Antarctic Peninsula, with heights between . Its northeast limit is marked by the south wall of Russell West Glacier, from which it extends some in a general southwest direction t ...

, south of Diplock Glacier, north of Mount Wild and northeast of Kopito Ridge. It drains into

Prince Gustav Channel The Prince Gustav Channel was named in 1903 after Crown Prince Gustav of Sweden (later King Gustav V) by Otto Nordenskiöld of the Swedish Antarctic Expedition. The channel is bounded on the west by the Antarctic Peninsula and on the east by Ja ...

Weddell Sea The Weddell Sea is part of the Southern Ocean and contains the Weddell Gyre. Its land boundaries are defined by the bay formed from the coasts of Coats Land and the Antarctic Peninsula. The easternmost point is Cape Norvegia at Princess Mar ...

. The glacier is named after the Bulgarian liberation uprising of ‘Velchova Zavera’ in 1835.

Features

Features and nearby features include, from west to east:

Kopito Ridge

. A mostly ice-free ridge in the southeast foothills of

, which is bounded by

Boydell Glacier Boydell Glacier () is a glacier on Trinity Peninsula in northern Graham Land. It is about long, flowing southeastward from Detroit Plateau to enter Sjögren Inlet in Prince Gustav Channel north of the terminus of Sjögren Glacier and west of ...

to the west and Zavera Snowfield to the east. Extending in northwest–southeast direction and wide. The ridge rises to high in its northwest part which is linked to Detroit Plateau east of Lobosh Peak. Named after the peaks of Golyamo (Great) Kopito and Malko (Little) Kopito in Vitosha Mountain, Western Bulgaria.

Huma Nunatak

. A rocky hill rising to high in the northeast foothills of Detroit Plateau. Situated in the west part of Zavera Snowfield, south of Petkov Nunatak, northwest of Mount Wild, east-northeast of the summit of Kopito Ridge and east-southeast of Lobosh Peak. Named after the settlement of Huma in Northeastern Bulgaria.

Petkov Nunatak

. A rocky hill rising to high in the northeast foothills of Detroit Plateau. Situated in the west part of Zavera Snowfield, southwest of Rayko Nunatak, north-northwest of Mount Wild, north of Huma Nunatak and east by north of Lobosh Peak. Named after Nikola Petkov (b. 1951), geologist at St. Kliment Ohridski base in 1995/96 and subsequent seasons, and program organizer of the Bulgarian Antarctic Institute.

Rayko Nunatak

. A rocky hill rising to high in the northeast foothills of Detroit Plateau. Situated on the south side of Diplock Glacier, south-southeast of Povien Peak, south of Bezenšek Spur, southwest of Mount Roberts and northeast of Petkov Nunatak. Surmounting Diplock Glacier to the north and Zavera Snowfield to the southeast. Named after the Bulgarian poet Rayko Zhinzifov (1839-1877).

Gredaro Point

. A round and low, mostly ice-covered point on the southeast coast of Trinity Peninsula projecting into Prince Gustav Channel in Weddell Sea. Situated at the east extremity of Zavera Snowfield, south-southwest of

Marmais Point Marmais Point ( bg, нос Мармаис, ‘Nos Marmais’ \'nos mar-'ma-is\) is the ice-covered point on the southeast coast of Trinity Peninsula in Graham Land, Antarctica projecting into Prince Gustav Channel in Weddell Sea. The point is named ...

, west-northwest of Cape Obelisk on

James Ross Island James Ross Island is a large island off the southeast side and near the northeastern extremity of the Antarctic Peninsula, from which it is separated by Prince Gustav Channel. Rising to , it is irregularly shaped and extends in a north–south ...

, and north-northeast of Mount Wild. British mapping in 1974. Named after Gredaro Peak in Pirin Mountain, Bulgaria.

Diplock Glacier

. A narrow straight glacier, long, flowing eastward from Detroit Plateau into Prince Gustav Channel south of

Alectoria Island Alectoria Island is a low, nearly ice-free island less than long. It lies in Prince Gustav Channel, about off the terminus of Aitkenhead Glacier, Trinity Peninsula, Antarctica. It was surveyed in 1945 by the Falkland Islands Dependencies Surv ...

. Mapped from surveys by th

Falkland Islands Dependencies Survey The British Antarctic Survey (BAS) is the United Kingdom's national polar research institute. It has a dual purpose, to conduct polar science, enabling better understanding of global issues, and to provide an active presence in the Antarctic on ...

(FIDS) (1960-61). Named by the

UK Antarctic Place-Names Committee The UK Antarctic Place-Names Committee (or UK-APC) is a United Kingdom government committee, part of the Foreign and Commonwealth Office, responsible for recommending names of geographical locations within the British Antarctic Territory (BAT) and ...

(UK-APC) for

Bramah Joseph Diplock Bramah Joseph Diplock (27 April 1857 – 9 August 1918) was an English inventor who invented the pedrail wheel in 1899 and the pedrail chaintrack, a type of caterpillar track, in 1907. Diplock was born in Chelsea, London to Thomas Bramah Diplo ...

, British engineer who made considerable advances in the design of chain-track tractors (1885-1913).

References

Sources

* * * * * * * * {{Glaciers of the Trinity Peninsula Glaciers of Trinity Peninsula Bulgaria and the Antarctic