Sjogren Glacier
Encyclopedia
Sjogren Glacier is a 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...

 12.5 miles (20 km) long in the south part of 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...

, flowing southeast 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...

 to enter 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...

 at the head of Sjögren Inlet
Sjögren Inlet
Sjögren Inlet is an inlet exposed following the retreat of Sjögren Glacier, approximately 17 km long, running east-southeast from the base of Sjögren Glacier, Trinity Peninsula, into Prince Gustav Channel, north of Longing Peninsula. Entered south of Mount Wild. The inlet is named in...

, south of the terminus
Glacier terminus
A glacier terminus, or snout, is the end of a glacier at any given point in time. Although glaciers seem motionless to the observer, in reality glaciers are in endless motion and the glacier terminus is always either advancing or retreating...

 of Boydell Glacier
Boydell Glacier
Boydell Glacier is a glacier on Trinity Peninsula in northern Graham Land. It is about long, flowing southeastward from Detroit Plateau to enter Sjögren Inlet in Prince Gustav Channel north of the terminus of Sjögren Glacier and west of Mount Wild...

. Discovered in 1903 by the Swedish Antarctic Expedition
Swedish Antarctic Expedition
The Swedish Antarctic Expedition was led by Otto Nordenskjöld and Carl Anton Larsen.-Background:Otto Nordenskjöld, a Swedish geologist and geographer, organized and lead a scientific expedition of the Antarctic Peninsula...

 under Nordenskjold. He named it Hj. Sjogren Fiord after a patron of the expedition. The true nature of the feature was determined by the Falkland Islands Dependencies Survey (FIDS) in 1945.

Sjogren Glacier Tongue was a tongue of ice between 5 and 7 miles wide, extending 15 miles from Sjogren Glacier across 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...

 toward Persson Island
Persson Island
Persson Island is an island 1.5 nautical miles long, lying in the entrance to Rohss Bay on the southwest side of James Ross Island. Discovered by the Swedish Antarctic Expedition under Nordenskjold, 1901–04, and named by him for Nils Persson, a patron of the expedition....

. Mapped from surveys by Falkland Islands Dependencies Survey (FIDS) (1960–61). The 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...

tongue was an extension of the flow of Sjogren Glacier from which it took its name. As a result of glacier withdrawal, it has disappeared since at least 1994, with its area now covered by the Prince Gustav Channel.
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