Beascochea Bay is a bay

Bay

A bay is an area of water mostly surrounded by land. Bays generally have calmer waters than the surrounding sea, due to the surrounding land blocking some waves and often reducing winds. Bays also exist as an inlet in a lake or pond. A large bay may be called a gulf, a sea, a sound, or a bight...

, 10 miles (16.1 km) long and 5 miles (8 km) wide, indenting the Graham Coast

Graham Coast

Graham Coast is the portion of the west coast of Graham Land in Antarctic Peninsula, extending 172 km between Cape Bellue to the southwest and Cape Renard to the northeast....

 of 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...

, Antarctica, between Kiev Peninsula

Kiev Peninsula

Kiev Peninsula is the predominantly ice-covered, oval shaped peninsula projecting 35 km in northwest direction from the west side of Graham Land, Antarctic Peninsula. Bounded by Flandres Bay to the northeast and Beascochea Bay to the southwest. Separated from Wilhelm Archipelago to the northwest...

 and Barison Peninsula

Barison Peninsula

Barison Peninsula is the mostly ice-covered peninsula projecting 19 km in northwest direction from Graham Coast in Graham Land, Antarctica. It is 12 km wide between Beascochea Bay to the northeast and Leroux Bay to the southwest...

, and entered south of Cape Perez

Cape Perez

Cape Perez is a prominent cape between Collins Bay and Beascochea Bay on Kiev Peninsula, the west coast of Graham Land. Discovered by the Belgian Antarctic Expedition, 1897–99, under Gerlache, but apparently not named by them until about 1904, when in working up their scientific reports they gave...

. It was discovered but incompletely defined by the Belgian Antarctic Expedition

Belgian Antarctic Expedition

The Belgian Antarctic Expedition of 1897 to 1899, named after its expedition vessel Belgica, was the first expedition to winter in the Antarctic region.- Preparation and Surveying :...

, 1897–99; was resighted by the French Antarctic Expedition, 1903–05, and named by Jean-Baptiste Charcot for Commander Beascochea, Argentine Navy

Argentine Navy

The Navy of the Argentine Republic or Armada of the Argentine Republic is the navy of Argentina. It is one of the three branches of the Armed Forces of the Argentine Republic, together with the Army and the Air Force....

; more accurately charted by the British Graham Land Expedition

British Graham Land Expedition

A British expedition to Graham Land led by John Lachlan Cope took place between 1920 and 1922. The British Graham Land Expedition was a geophysical and exploration expedition to Graham Land in Antarctica between 1934 to 1937. Under the leadership of John Riddoch Rymill, the expedition spent two...

, 1934–37.