Marshall Valley () is a small valley in Antarctica, ice free except for Rivard Glacier at its western head. It is long, and wide, and lies between Garwood Valley and

Miers Valley Miers Valley () is a valley just south of Marshall Valley and west of Koettlitz Glacier, on the coast of Victoria Land, Antarctica. The valley is ice-free except for Miers Glacier in its upper (western) part and Lake Miers near its center. It wa ...

on the coast of

Victoria Land Victoria Land is a region in eastern Antarctica which fronts the western side of the Ross Sea and the Ross Ice Shelf, extending southward from about 70°30'S to 78th parallel south, 78°00'S, and westward from the Ross Sea to the edge of the Ant ...

. It is one of the

McMurdo Dry Valleys The McMurdo Dry Valleys are a row of largely Antarctic oasis, snow-free valleys in Antarctica, located within Victoria Land west of McMurdo Sound. The Dry Valleys experience extremely low humidity and surrounding mountains prevent the flow of ...

. The valley is open to the

Ross Sea The Ross Sea is a deep bay of the Southern Ocean in Antarctica, between Victoria Land and Marie Byrd Land and within the Ross Embayment, and is the southernmost sea on Earth. It derives its name from the British explorer James Clark Ross who ...

to the east.

Name

Marshall Valley was named by the New Zealand Blue Glacier Party (1956–1957) for Dr.

Eric Marshall Lieutenant Colonel Eric Marshall (29 May 1879 – 26 February 1963) was a British Army doctor and Antarctic explorer with the Nimrod Expedition led by Ernest Shackleton in 1907–09, and was one of the party of four men (Marshall, Shackleton ...

, surgeon and cartographer of the British Antarctic Expedition (BrAE; 1907–09), who accompanied

Ernest Shackleton Sir Ernest Henry Shackleton (15 February 1874 – 5 January 1922) was an Anglo-Irish Antarctic explorer who led three British expeditions to the Antarctic. He was one of the principal figures of the period known as the Heroic Age of Antarcti ...

on his journey to within of the

South Pole The South Pole, also known as the Geographic South Pole or Terrestrial South Pole, is the point in the Southern Hemisphere where the Earth's rotation, Earth's axis of rotation meets its surface. It is called the True South Pole to distinguish ...

Features

Marshall Ridge

. A ridge to the east of

Blue Glacier Blue Glacier is a large glacier located to the north of Mount Olympus in the Olympic Mountains of Washington. The glacier covers an area of and contains of ice and snow in spite of its low terminus elevation. The glacier length has decreased f ...

on Scott Coast, Victoria Land, running east–west and rising to about high between Garwood Valley and Marshall Valley. The feature was almost surely observed in 1903 by the Koettlitz Glacier party led by Lieutenant A. B. Armitage of the

British National Antarctic Expedition The ''Discovery'' Expedition of 1901–1904, known officially as the British National Antarctic Expedition, was the first official British exploration of the Antarctic regions since the voyage of James Clark Ross sixty years earlier (1839–1 ...

(BrNAE), but it was first clearly mapped by Captain Robert F. Scott's second expedition, BrAE, 1910–1913. The ridge was named in association with Marshall Valley by the

New Zealand Antarctic Place-Names Committee New Zealand Antarctic Place-Names Committee (NZ-APC) is an adjudicating committee established to authorize the naming of features in the Ross Dependency on the Antarctic continent. It is composed of the members of the New Zealand Geographic Board pl ...

(NZ-APC) in 1982.

Rivard Glacier

. A glacier about long at the head of Marshall Valley. The glacier was observed and mapped by Troy L. Péwé, glacial geologist with United States Navy

Operation Deep Freeze Operation Deep Freeze is the code name for a series of United States missions to Antarctica, beginning with "Operation Deep Freeze I" in 1955–56, followed by "Operation Deep Freeze II", "Operation Deep Freeze III", and so on. (There was an init ...

, 1957–1958. It was named by Péwé for Norman Rivard who was his assistant on this expedition.

Marshall Stream

. A meltwater stream about long that flows through the Marshall Valley from the Rivard Glacier to the

Koettlitz Glacier Koettlitz Glacier () is a large Antarctic glacier lying west of Mount Morning and Mount Discovery in the Royal Society Range, flowing from the vicinity of Mount Cocks northeastward between Brown Peninsula and the mainland into the ice shelf of ...

. The stream was observed by Troy L. Péwé, glacial geologist with United States Navy Operation Deep Freeze, 1957–1958. The name was applied by the NZ-APC and United States

Advisory Committee on Antarctic Names The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica. History The committee was established ...

(US-ACAN) in consultation, and derives from its location in Marshall Valley.

DeMaster Point

A point at the foot of Marshall Valley, Denton Hills, on the Scott Coast of Victoria Land. Named by US-ACAN (1994) after Douglas P. DeMaster, biologist, University of Minnesota; who conducted seal studies in 1976 and 1977 (McMurdo Sound), 1977 and 1978 (South Shetland Island), 1978 and 1979 (Palmer Archipelago).

Kahiwi Maihao Ridge

An ice-free ridge near the center of Denton Hills on the Scott Coast of Victoria Land. The ridge rises to high and extends west-east between Marshall Valley and Miers Valley. Named Kahiwi Maihao Ridge by

New Zealand Geographic Board The New Zealand Geographic Board Ngā Pou Taunaha o Aotearoa (NZGB) is the authority over geographical and hydrographic names within New Zealand and its territorial waters. This includes the naming of small urban settlements, localities, mounta ...

(NZGB) in 1994, a Maori name meaning "finger ridge".

References

Sources

* * * {{Include-USGov , agency=United States Geological Survey Valleys of Victoria Land McMurdo Dry Valleys