Tharp Ice Rise is an ice rise, about 1.3 nautical miles (2.4 km) long, located at the ice front (1966) of Larsen Ice Shelf

Larsen Ice Shelf

The Larsen Ice Shelf is a long, fringing ice shelf in the northwest part of the Weddell Sea, extending along the east coast of Antarctic Peninsula from Cape Longing to the area just southward of Hearst Island...

, 15 nautical miles (28 km) east of Cape Fanning

Cape Fanning

Cape Fanning is a cape which forms the north side of the entrance to Violante Inlet, on the east coast of Palmer Land. Discovered by the United States Antarctic Service in a flight from East Base on December 30, 1940...

, Merz Peninsula

Merz Peninsula

Merz Peninsula is an irregular, ice-covered peninsula, about 15 miles long in an east-west direction and averaging 25 miles wide, between Hilton Inlet and Violante Inlet on the east coast of Palmer Land. It was discovered and photographed from the air in December 1940 by the US Antarctic...

, Black Coast

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 flight of December 30, 1940...

. The ice rise was mapped by United States Geological Survey

United States Geological Survey

The United States Geological Survey is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The organization has four major science disciplines, concerning biology,...

 (USGS) from U.S. Navy aerial photographs taken 1966-69. In association with the names of Antarctic oceanographers grouped in this area, named by the United Kingdom Antarctic Place-Names Committee (UK-APC) in 1977 after Marie Tharp

Marie Tharp

Marie Tharp was a geologist and oceanographic cartographer who, along with her colleague Bruce Heezen, mapped the ocean floor including the Mid-Oceanic Ridges, a line of undersea mountains.-Biography:...

, American marine geologist and oceanographer of Lamont-Doherty Geological Observatory, Columbia University

Columbia University

Columbia University in the City of New York is a private, Ivy League university in Manhattan, New York City. Columbia is the oldest institution of higher learning in the state of New York, the fifth oldest in the United States, and one of the country's nine Colonial Colleges founded before the...

, New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

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