# Zavera Snowfield

Zavera Snowfield (Bulgarian: Ледник Завера, 64°06′30″S 58°52′00″W﻿ / ﻿64.10833°S 58.86667°W﻿ / -64.10833; -58.86667﻿ (Zavera Snowfield)) is the glacier extending 18 kilometres (11 mi) in a north-south direction and 16 kilometres (9.9 mi) in an east-west direction on southern Trinity Peninsula in Graham Land, Antarctica.
It is located in the northeast foothills of Detroit Plateau, south of Diplock Glacier, north of Mount Wild and northeast of Kopito Ridge. It drains into Prince Gustav Channel in Weddell Sea. The glacier is named after the Bulgarian liberation uprising of ‘Velchova Zavera’ in 1835.

## Features

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Features and nearby features include, from west to east:

### Kopito Ridge

64°08′14″S 59°05′07″W﻿ / ﻿64.13722°S 59.08528°W﻿ / -64.13722; -59.08528. A mostly ice-free ridge in the southeast foothills of Detroit Plateau, which is bounded by Boydell Glacier to the west and Zavera Snowfield to the east. Extending 6 kilometres (3.7 mi) in northwest–southeast direction and 2.7 kilometres (1.7 mi) wide. The ridge rises to 1,014 metres (3,327 ft) 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

64°06′48″S 59°00′19″W﻿ / ﻿64.11333°S 59.00528°W﻿ / -64.11333; -59.00528. A rocky hill rising to 776 metres (2,546 ft) high in the northeast foothills of Detroit Plateau. Situated in the west part of Zavera Snowfield, 2.73 kilometres (1.70 mi) south of Petkov Nunatak, 13.18 kilometres (8.19 mi) northwest of Mount Wild, 4.64 kilometres (2.88 mi) east-northeast of the summit of Kopito Ridge and 6.69 kilometres (4.16 mi) east-southeast of Lobosh Peak. Named after the settlement of Huma in Northeastern Bulgaria.

### Petkov Nunatak

64°05′21″S 58°59′43″W﻿ / ﻿64.08917°S 58.99528°W﻿ / -64.08917; -58.99528. A rocky hill rising to 905 metres (2,969 ft) high in the northeast foothills of Detroit Plateau. Situated in the west part of Zavera Snowfield, 6.9 kilometres (4.3 mi) southwest of Rayko Nunatak, 15.32 kilometres (9.52 mi) north-northwest of Mount Wild, 2.73 kilometres (1.70 mi) north of Huma Nunatak and 7.11 kilometres (4.42 mi) 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

64°02′15″S 58°55′02″W﻿ / ﻿64.03750°S 58.91722°W﻿ / -64.03750; -58.91722. A rocky hill rising to 783 metres (2,569 ft) high in the northeast foothills of Detroit Plateau. Situated on the south side of Diplock Glacier, 6.67 kilometres (4.14 mi) south-southeast of Povien Peak, 2.3 kilometres (1.4 mi) south of Bezenšek Spur, 6.04 kilometres (3.75 mi) southwest of Mount Roberts and 6.9 kilometres (4.3 mi) 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

64°06′00″S 58°42′03″W﻿ / ﻿64.10000°S 58.70083°W﻿ / -64.10000; -58.70083. 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, 21.6 kilometres (13.4 mi) south-southwest of Marmais Point, 12.4 kilometres (7.7 mi) west-northwest of Cape Obelisk on James Ross Island, and 14.3 kilometres (8.9 mi) north-northeast of Mount Wild. British mapping in 1974. Named after Gredaro Peak in Pirin Mountain, Bulgaria.

### Diplock Glacier

64°03′S 58°50′W﻿ / ﻿64.050°S 58.833°W﻿ / -64.050; -58.833. A narrow straight glacier, 10 nautical miles (19 km; 12 mi) long, flowing eastward from Detroit Plateau into Prince Gustav Channel 5 nautical miles (9.3 km; 5.8 mi) south of Alectoria Island. Mapped from surveys by th Falkland Islands Dependencies Survey (FIDS) (1960-61). Named by the UK Antarctic Place-Names Committee (UK-APC) for Bramah Joseph Diplock, British engineer who made considerable advances in the design of chain-track tractors (1885-1913).