Bubble Spur is a flattish rock spur that separates the lower ends of Blankenship Glacier

Blankenship Glacier

Blankenship Glacier is a steep glacier which descends north between La Count Mountain and Bubble Spur to enter upper Ferrar Glacier, Victoria Land. It was named by the Advisory Committee on Antarctic Names in 1992 after Donald D...

 and Tedrow Glacier

Tedrow Glacier

Tedrow Glacier is a tributary Glacier which flows north into Ferrar Glacier along the west side of Table Mountain, in Victoria Land. Named by the Advisory Committee on Antarctic Names for John C.F. Tedrow, United States Antarctic Research Program project leader for soil studies, who worked at...

, to the west of Table Mountain, Royal Society Range

Royal Society Range

The Royal Society Range is a majestic mountain range in Victoria Land, Antarctica. With its summit at , the massive Mount Lister forms the highest point in this range. Mount Lister is located along the western shore of McMurdo Sound between the Koettlitz, Skelton and Ferrar glaciers...

, in 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...

. The name is one of a group in the area associated with surveying applied in 1993 by New Zealand Geographic Board

New Zealand Geographic Board

The New Zealand Geographic Board is constituted under the New Zealand Geographic Board Act 2008, formerly under the New Zealand Geographic Board Act 1946. Although an independent institution, it is responsible to the Minister for Land Information...

; a bubble on a surveying instrument is used to indicate its directional tilt and to facilitate its leveling.