Lehrke Inlet () is an ice-filled inlet, wide, which recedes southwest for between Cape Boggs and Cape Sharbonneau, along the east coast of

Palmer Land Palmer Land () is the portion of the Antarctic Peninsula, Antarctica that lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between the Advisory Committee on Antarctic N ...

, Antarctica.

Location

The Lehrke Inlet of the

Weddell Sea The Weddell Sea is part of the Southern Ocean and contains the Weddell Gyre. Its land boundaries are defined by the bay formed from the coasts of Coats Land and the Antarctic Peninsula. The easternmost point is Cape Norvegia at Princess Martha C ...

is on the east coast of Palmer Land, at the north end of the

Black Coast Black Coast is the portion of the east coast of the Antarctic Peninsula between Cape Boggs and Cape Mackintosh. This coast was discovered and photographed from the air by members of the East Base of the U.S. Antarctic Service, 1939–41, on a f ...

of the

Antarctic Peninsula The Antarctic Peninsula, known as O'Higgins Land in Chile and Tierra de San Martin in Argentina, and originally as Graham Land in the United Kingdom and the Palmer Peninsula in the United States, is the northernmost part of mainland Antarctica. ...

. It is south of the Eielson Peninsula and Dolleman Island, and north of the Imshaug Peninsula and Steele Island. The

Eland Mountains The Eland Mountains () are a range of mountains which rise above and extend about in a northeast–southwest direction along the south side of Clifford Glacier, on the east coast of Palmer Land, Antarctica. Location The Eland Mountains are ...

are to the northwest and the

Welch Mountains Welch Mountains () is a group of mountains that dominate the area, the highest peak rising to , located north of Mount Jackson on the east margin of the Dyer Plateau of Palmer Land, Antarctica Location The Welch Mountains are near the Black ...

are to the west-southwest. Glaciers feeding the inlet include, clockwise from the south,

Gain Glacier Kvinge Peninsula () is a snow-covered peninsula at the north side of Palmer Inlet terminating in Cape Bryant, on the east coast of Palmer Land, Antarctica. Location The Kvinge Peninsula is on the Black Coast of Palmer Land, beside the Weddell ...

, Dana Glacier, Yates Glacier, Matheson Glacier and Ashton Glacier. Other features include Cape Boggs, Cape Sharbonneau, Mount Hill on the Imshaus Peninsula, Neilson Peak on the Parmalee Massif, and Dawson Head.

Discovery and name

Lehrke Inlet was discovered by members of the

United States Antarctic Service The United States Antarctic Program (or USAP; formerly known as the United States Antarctic Research Program or USARP and the United States Antarctic Service or USAS) is an organization of the United States government which has a presence in the ...

(USAS) who explored this coast on land and from the air in 1940. It was named for Lester Lehrke, boatswain's mate of , one of the expedition ships, and sailmaker of the

East Base East Base on Stonington Island is the oldest American research station in Antarctica, having been commissioned by Franklin D. Roosevelt in 1939. The station was built as part of two US wintering expeditions – United States Antarctic Service Exp ...

Glaciers

Dana Glacier

. A glacier about long. It drains the slopes at the southeast side of the Welch Mountains and flows east then northeast to discharge into the head of Lehrke Inlet just north of Parmelee Massif. Mapped by the

United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...

(USGS) in 1974. Named by the 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) for Commander John B. Dana,

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

, Commanding Officer of United States Navy Squadron VXE-6 in Antarctica during

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 ...

, 1973; he was squadron Executive Officer, 1972, and Operations Officer, 1971.

Yates Glacier

. A glacier south of Matheson Glacier, discharging into the west side of Lehrke Inlet. Named by the

UK Antarctic Place-Names Committee The UK Antarctic Place-Names Committee (or UK-APC) is a United Kingdom government committee, part of the Foreign and Commonwealth Office, responsible for recommending names of geographical locations within the British Antarctic Territory (BAT) an ...

(UK-APC) after J. Yates,

British Antarctic Survey The British Antarctic Survey (BAS) is the United Kingdom's national polar research institute. It has a dual purpose, to conduct polar science, enabling better understanding of list of global issues, global issues, and to provide an active prese ...

(BAS) surveyor who worked in the general vicinity of this feature.

Matheson Glacier

. A glacier long, lying south of Ashton Glacier, which it parallels, and flowing in an east direction to the west side of Lehrke Inlet. First sighted by members of the USAS who explored this coast by land and from the air in December 1940. First charted by a joint party consisting of members of the

Ronne Antarctic Research Expedition The Ronne Antarctic Research Expedition (RARE) was an expedition from 1947–1948 which researched the area surrounding the head of the Weddell Sea in Antarctica. Background Finn Ronne led the RARE which was the final privately sponsored exp ...

(RARE) and

Falkland Islands Dependencies Survey The Falkland Islands and Dependencies Aerial Survey Expedition (FIDASE) was an aerial survey of the Falkland Islands Dependencies The Falkland Islands Dependencies was the constitutional arrangement from 1843 until 1985 for administering the v ...

(FIDS) in 1947. Named by the FIDS for J. Matheson, a member of the FIDS at the Port Lockroy and Hope Bay bases, 1944-46.

Ashton Glacier

. A glacier long, which flows east-southeast from Mount Thompson to the northwest side of Lehrke Inlet, on the east coast of Palmer Land. The glacier was photographed from the air in December 1940 by the USAS, and was probably seen by the USAS ground survey party which explored this coast. A joint party consisting of members of the RARE and the FIDS charted the glacier in 1947. Named by the FIDS for L. Ashton, carpenter with the FIDS at the Port Lockroy and Hope Bay bases in 1944-45 and 1945-46, respectively.

Other features

Dolleman Island

. Rounded, ice-covered island, long, lying east of Cape Boggs. Discovered in 1940 by members of East Base of the US AS. Named for Heinrich Dolleman, tractor driver for the East Base.

Cape Boggs

. Bold, ice-covered headland marking the east extremity of Eielson Peninsula. Discovered by members of

of the USAS who charted this coast by land and from the air in 1940. Named for S.W. Boggs, Geographer,

United States Department of State The United States Department of State (DOS), or simply the State Department, is an United States federal executive departments, executive department of the U.S. federal government responsible for the country's foreign policy of the United State ...

, whose political and geographical studies of Antarctica were used by the USAS.

Cape Sharbonneau

. A rounded, snow-covered headland forming the south side of the entrance to Lehrke Inlet. Members of the East Base of the USAS explored this coast in 1940. They charted this feature as an island which they named for Charles W. Sharbonneau, carpenter at East Base. It was determined to be a cape of Palmer Land in 1947 by a joint sledge party consisting of members of the RARE and the FIDS.

Imshaug Peninsula

. A broad, snow-covered peninsula at the south side of Lehrke Inlet on the east coast of Palmer Land. Mapped by USGS in 1974. Named by US-ACAN for Henry A. Imshaug,

United States Antarctic Research Program The United States Antarctic Program (or USAP; formerly known as the United States Antarctic Research Program or USARP and the United States Antarctic Service or USAS) is an organization of the United States government which has a presence in the ...

(USARP) biologist in a longrange biosystematic study of subantarctic floras with research at Juan Fernández Islands, 1965-66; Falkland Islands, 1967-68; Chilean archipelago, 1969; Campbell Island, 1969-70; and lies Kerguelen, 1970-71.

Mount Hill

. A mountain, high, standing southwest of Cape Sharbonneau at the east side of the head of Lehrke Inlet. Discovered by members of the East Base of the USAS who explored this coast by land and from the air in 1940. They named it Cape Hill for Archie C. Hill, cook at East Base. In 1947 it was determined to be a mountain distinct from Cape Sharbonneau to the northeast by a joint sledge party consisting of members of the RARE and the FIDS.

Parmelee Massif

. A rugged mountain massif standing west of the base of Imshaug Peninsula at the head of Lehrke Inlet. Mapped by USGS in 1974. Named by US-ACAN for David F. Parmelee, USARP biologist who studied birds of the Antarctic pack ice ecosystems in the

area from aboard icebreakers in 1972-73, 1973-74 and 1974-75.

Neilson Peak

. A peak in the central part of Parmelee Massif at the head of Lehrke Inlet. Mapped by USGS in 1974. Named by US-ACAN for David R. Neilson, USARP biologist at Palmer Station, 1975.

Dawson Head

. A high coastal point, or headland, along the northwest side of Lehrke Inlet. Mapped by USGS in 1974. Named by US-ACAN for Captain Opie L. Dawson, USCG (Ret.), Commanding Officer of the USCGC ''Glacier'' during the

International Weddell Sea Oceanographic Expedition The International Weddell Sea Oceanographic Expeditions or IWSOE are a series of scientific research expeditions to the Weddell Sea began in 1967, involving cooperation among Norway, Canada, Chile and the United States. The Weddell Sea, part of t ...

, 1968.

Notes

References

Sources

* * {{Include-USGov , agency=United States Geological Survey Inlets of Palmer Land