Gerald Ketchum

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Commander Gerald L. Ketchum (5 December 1908 – 22 August 1992)^[1] of the United States Navy commanded the icebreaker USS Burton Island (AG-88) in Task Group 68.2 during Operation Highjump, The United States Navy Antarctic Developments Program 1946–1947; also known as the Fourth Byrd Anatarctic Expedition.

He was also Commander of "Task Force 39" consisting of 500 men for Operation Windmill, an Antarctic expedition in 1947–1948.

He was born in Bellingham, Washington and died in Plano, Texas.

Ketchum Ridge in Antarctica is named after him.^[2]

References

Polar exploration

Arctic

Ocean History Expeditions

Farthest North North Pole	Barentsz Hudson Marmaduke Carolus Parry North Magnetic Pole J. Ross J. C. Ross Kane Hayes Polaris Polaris C. F. Hall British Arctic Expedition HMS Alert Nares HMS Discovery Stephenson Markham Lady Franklin Bay Expedition Greely Lockwood Brainard 1st Fram expedition Fram Nansen Johansen Sverdrup Jason Amedeo F. Cook Peary Sedov Byrd Airship Norge Amundsen Nobile Wisting Riiser-Larsen Ellsworth Airship Italia Nautilus Wilkins ANT-25 Chkalov Baydukov Belyakov "North Pole" manned drifting ice stations NP-1 Papanin Shirshov E. Fyodorov Krenkel NP-36 NP-37 Sedov Badygin Wiese USS Nautilus USS Skate Plaisted Herbert NS Arktika Barneo Arktika 2007 MIR submersibles Sagalevich Chilingarov

Iceland Greenland	Pytheas Brendan Papar Vikings Naddodd Svavarsson Arnarson Norse colonization of the Americas Ulfsson Galti Erik the Red Christian IV's expeditions J. Hall Cunningham Lindenov C. Richardson Danish colonization Egede Scoresby Jason Nansen Sverdrup Peary Rasmussen

Northwest Passage Northern Canada	Cabot G. Corte-Real M. Corte-Real Frobisher Gilbert Davis Hudson Discovery Bylot Baffin Munk I. Fyodorov Gvozdev HMS Resolution J. Cook HMS Discovery Clerke Mackenzie Kotzebue J. Ross HMS Griper Parry HMS Hecla Lyon HMS Fury Hoppner Crozier J. C. Ross Coppermine Expedition Franklin Back Dease Simpson HMS Blossom Beechey Franklin's lost expedition HMS Erebus HMS Terror Collinson Rae–Richardson Expedition Rae J. Richardson Austin McClure Expedition HMS Investigator McClure HMS Resolute Kellett Belcher Kennedy Bellot Isabel Inglefield 2nd Grinnell Expedition USS Advance Kane Fox McClintock HMS Pandora Young Fram Sverdrup Gjøa Amundsen Rasmussen Karluk Stefansson Bartlett St. Roch H. Larsen Cowper

North East Passage Russian Arctic	Pomors Koch boats Willoughby Chancellor Barentsz Mangazeya Hudson Poole Siberian Cossacks Perfilyev Stadukhin Dezhnev Popov Ivanov Vagin Permyakov Great Northern Expedition Bering Chirikov Malygin Ovtsyn Minin V. Pronchishchev M. Pronchishcheva Chelyuskin Kh. Laptev D. Laptev Chichagov Lyakhov Billings Sannikov Gedenschtrom Wrangel Matyushkin Anjou Litke Lavrov Pakhtusov Tsivolko Middendorff Austro-Hungarian Expedition Weyprecht Payer Vega Expedition A. E. Nordenskiöld Palander USS Jeannette DeLong Yermak Makarov Zarya Toll Kolomeitsev Matisen Kolchak Sedov Rusanov Kuchin Brusilov Expedition Sv. Anna Brusilov Albanov Konrad Wiese Nagórski Taymyr / Vaygach Vilkitsky Maud Amundsen AARI Samoylovich Begichev Urvantsev Sadko Ushakov Glavsevmorput Schmidt Aviaarktika Shevelev Sibiryakov Voronin Chelyuskin Krasin Gakkel Nuclear-powered icebreakers NS Lenin Arktika class

Antarctic

Continent History Expeditions

Southern Ocean	Roché Bouvet Kerguelen HMS Resolution J. Cook HMS Adventure Furneaux Smith San Telmo Vostok Bellingshausen Mirny Lazarev Bransfield Palmer Davis Weddell Morrell Astrolabe Dumont d'Urville United States Exploring Expedition USS Vincennes Wilkes USS Porpoise Ringgold HMS Erebus J. C. Ross HMS Terror Crozier Cooper Challenger expedition HMS Challenger Nares Murray Jason C. A. Larsen

"Heroic Age"	Belgian Antarctic Expedition Belgica de Gerlache Lecointe Amundsen Cook Arctowski Racoviță Dobrowolski Southern Cross Southern Cross Borchgrevink Discovery Discovery Discovery Hut Gauss Gauss Drygalski Swedish Antarctic Expedition Antarctic O. Nordenskjöld C. A. Larsen Scottish Antarctic Expedition Bruce Orcadas Base Nimrod Expedition Nimrod French Antarctic Expeditions Pourquoi-Pas Charcot Japanese Antarctic Expedition Shirase Amundsen's South Pole expedition Fram Amundsen Framheim Polheim Terra Nova Terra Nova Scott Wilson E. R. Evans Crean Lashly Filchner Australasian Antarctic Expedition SY Aurora Mawson Far Eastern Party Imperial Trans-Antarctic Expedition Endurance Ernest Shackleton Wild *James Caird* Ross Sea party Mackintosh Shackleton–Rowett Expedition Quest

IPY · IGY Modern research	Christensen Byrd BANZARE BGLE Rymill New Swabia Ritscher Operation Tabarin Marr Operation Highjump Captain Arturo Prat Base British Antarctic Survey Operation Windmill Ketchum Ronne Expedition F. Ronne E. Ronne Schlossbach Operation Deep Freeze McMurdo Station Commonwealth Trans-Antarctic Expedition Hillary V. Fuchs Soviet Antarctic Expeditions 1st Somov Klenova Mirny 2nd Tryoshnikov 3rd Tolstikov Antarctic Treaty System Transglobe Expedition Fiennes Burton Lake Vostok Kapitsa

Farthest South South Pole	HMS Resolution J. Cook HMS Adventure Furneaux Weddell HMS Erebus J. C. Ross HMS Terror Crozier Southern Cross Borchgrevink Discovery Barne Nimrod Shackleton Wild Marshall Adams South Magnetic Pole Mawson David Mackay Amundsen's South Pole expedition Fram Amundsen Bjaaland Helmer Hassel Wisting Polheim Terra Nova Scott E. Evans Oates Wilson Bowers Byrd Balchen McKinley Dufek Amundsen-Scott South Pole Station Hillary V. Fuchs Pole of Cold Vostok Station Pole of inaccessibility Pole of Inaccessibility Station Tolstikov Crary A. Fuchs Messner

Persondata
Name	Ketchum, Gerald
Alternative names
Short description	Explorer of Antarctica
Date of birth	5 December 1908
Place of birth
Date of death	22 August 1992
Place of death

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