Macheret Trench (Bulgarian: падина Мачерет, ‘Padina Macheret’ \pa-'di-na ma-che-'ret\) is the narrow, elongated subglacial valley reaching a maximum depth of 120 m below sea level beneath upper Perunika Glacier on Livingston Island in the South Shetland Islands, Antarctica. From its deepest section at 62°36'38.0"S by 60°15'55.0"W, situated north of Rezen Knoll, the feature extends below sea level 3.8 km in southeast direction to near Wörner Gap.
- 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
- Macheret Trench. SCAR Composite Antarctic Gazetteer
- Bulgarian Antarctic Gazetteer. Antarctic Place-names Commission. (details in Bulgarian, basic data in English)
This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.
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