Davis Glacier is a heavily crevassed glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

, 15 nautical miles (28 km) long, draining the northwest slopes of Mount George Murray

Mount George Murray

Mount George Murray is a flat-topped, mainly ice-covered mountain rising between the heads of Davis and Harbord Glaciers in the Prince Albert Mountains, Victoria Land. Discovered by the Discovery expedition, 1901–04, which named it for George R.M. Murray of the British Museum staff director of the...

 and flowing to the coast of Victoria Land

Victoria Land

Victoria Land is a region of Antarctica bounded on the east by the Ross Ice Shelf and the Ross Sea and on the west by Oates Land and Wilkes Land. It was discovered by Captain James Clark Ross in January 1841 and named after the UK's Queen Victoria...

 opposite the south end of Lamplugh Island

Lamplugh Island

Lamplugh Island is an ice-capped island, 10 nautical miles long, lying 4 nautical miles north of Whitmer Peninsula, along the coast of Victoria Land. This feature was first sighted by the Discovery expedition led by Scott, 1901–04, but it was first charted as an island by the British Antarctic...

. The glacier contributes to ice that flows north along the west side of Lamplugh Island and to the Cheetham Ice Tongue

Cheetham Ice Tongue

Cheetham Ice Tongue is a small ice tongue on the east coast of Victoria Land between Lamplugh Island and Whitmer Peninsula. It projects eastward into the Ross Sea. The tongue appears to be nourished in part by Davis Glacier and partly by ice draining from Lamplugh Island and Whitmer Peninsula...

. First charted by the British Antarctic Expedition

Nimrod Expedition

The British Antarctic Expedition 1907–09, otherwise known as the Nimrod Expedition, was the first of three expeditions to the Antarctic led by Ernest Shackleton. Its main target, among a range of geographical and scientific objectives, was to be first to the South Pole...

, 1907–09, under Shackleton, who named it for John King Davis

John King Davis

John King Davis, CBE was an English-born Australian explorer and navigator notable for his work captaining exploration ships in Antarctic waters as well as for establishing meteorological stations on Macquarie Island in the subantarctic and on Willis Island in the Coral Sea.-Early life:Davis's...

, first officer and later captain of the expedition ship Nimrod.