Diplock Glacier is a narrow straight 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...

, 10 miles (16 km) long, flowing eastward from Detroit Plateau

Detroit Plateau

Detroit Plateau is a major interior plateau of Graham Land, with heights between 1,500 and 1,800 m. Its northeast limit is marked by the south wall of Russell West Glacier, from which it extends some in a general southwest direction to Herbert Plateau. The plateau was observed from the air by...

, on Trinity Peninsula

Trinity Peninsula

Trinity Peninsula is the extreme northern portion of the Antarctic Peninsula, extending northeastward for about from a line connecting Cape Kjellman and Cape Longing. Dating back more than a century, chartmakers used various names for this portion of the Antarctic peninsula, each name having some...

 in Graham Land

Graham Land

Graham Land is that portion of the Antarctic Peninsula which lies north of a line joining Cape Jeremy and Cape Agassiz. This description of Graham Land is consistent with the 1964 agreement between the British Antarctic Place-names Committee and the US Advisory Committee on Antarctic Names, in...

, into Prince Gustav Channel

Prince Gustav Channel

The Prince Gustav Channel was named in 1903 after Crown Prince Gustav of Sweden by Otto Nordenskiöld of the Swedish Antarctic Expedition.The channel is bounded on the west by the Antarctic Peninsula and on the east by James Ross Island...

 5 miles (8 km) south of Alectoria Island

Alectoria Island

Alectoria Island is a low, nearly ice-free island less than long. It lies in Prince Gustav Channel, about off the terminus of Aitkenhead Glacier, Trinity Peninsula, Antarctica. Surveyed in 1945 by the Falkland Islands Dependencies Survey, who named it after the lichen Alectoria which was...

. Mapped from surveys by Falkland Islands Dependencies Survey (FIDS) (1960–61). Named by United Kingdom Antarctic Place-Names Committee (UK-APC) for Bramah J. Diplock, British engineer who made considerable advances in the design of chain-track tractors (1885–1913).