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Aerial view of Mount Takahe from the west
(U.S. Navy photo) <click to enlarge>
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Mount Takahe
11352 ft (3460 m)
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Location: |
Eastern Marie Byrd Land, Antarctica |
Lat / Long: | 76.3° S, 112.1° W |
Volcanic Type: | Shield volcano with caldera |
Volcanic Status: | Dormant, possibly still active |
First Ascent: | |
First Ski Descent: | |
Skiable Vertical: | over 7000 ft (2100 m) |
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Mount Takahe is a massive symmetrical shield volcano in eastern Marie Byrd Land, a broad flattened cone
of impressive form. The slopes rise steadily from a base over 20 miles (30 km) wide at the surface of
the surrounding ice sheet, to a circular summit caldera over 5 miles (8 km) in diameter which truncates
the cone. Mount Takahe is one of the youngest volcanoes in the region, with much of its bulk
constructed within the past 400,000 years, and there is evidence of subglacial eruptions around its
base which occurred when the West Antarctic Ice Sheet was as much as 1000 ft (300 m) thicker. The
takahe is a nearly-extinct flightless bird (Notornis mantelli) of New Zealand. Thus Mount
Takahe is one of the few volcanoes in Marie Byrd Land which was not named for members of various US
Antarctic expeditions in the mid-20th century (or their relatives), but instead after the humorous
nickname of one of their LC-47 supply aircraft.
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Some useful links:
Global Volcanism Program: Mount Takahe
United States Antarctic Resource Center
USGS Atlas of Antarctic Research (online maps & photos)
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Topographic map of Mount Takahe (1:250,000 scale)
from USGS Mount Takahe
<click to enlarge>
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More photos and info about routes, access, etc. may be added in the future ... |
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