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.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Livingston-Island-location-map.png/220px-Livingston-Island-location-map.png)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f0/Livingston-Island-Map-2010-15.png/220px-Livingston-Island-Map-2010-15.png)
The feature is named after the Russian glaciologist Yuriy Macheret, leader of the Russian-Spanish-Uzbekistan ice cap radio sounding project that discovered the trench in 2006.
Location
editMacheret Trench is centred at 62°37′20″S 60°14′50″W / 62.62222°S 60.24722°W. Russian-Spanish-Uzbekistan mapping in 2009.
Maps
edit- 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
References
edit- 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.