James Clark Ross entered the Royal Navy in 1812 at the age of eleven, embarking on a career that bridged the Napoleonic Wars and the systematic mapping of the polar regions. A meticulous observer of geomagnetism, his expeditions shifted the paradigm of exploration from mere discovery to rigorous scientific measurement using advanced instrumentation.
Early Maritime Service
Born in 1800 at Finsbury Square, Ross began his service under his uncle, John Ross. During the Napoleonic Wars, he participated in the 1812 capture of the French privateer Le Petit Poucet. Following his initial naval training, he transitioned into Arctic work, serving under William Edward Parry on four separate expeditions between 1819 and 1827, where he developed a professional interest in magnetism and natural history.
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During his uncle's second Arctic voyage from 1829 to 1833, Ross led a party that identified the location of the north magnetic pole on the Boothia Peninsula on 1 June 1831. He physically planted the British flag at the site. Following this, he achieved the rank of captain in 1834 and conducted a rescue mission in 1836 aboard HMS Cove to locate missing whaling vessels in Baffin Bay.
Antarctic Discovery
Commanding HMS Erebus, Ross led a major Antarctic expedition from 1839 to 1843, accompanied by Francis Crozier on HMS Terror. He crossed the Antarctic Circle in 1841, discovering the Ross Sea and Victoria Land. His team charted over 900 kilometers of coastline and documented the Great Ice Barrier. Although they did not reach the south magnetic pole, the expedition successfully mapped the region's geomagnetic properties.
Scientific Contributions and Final Years
Beyond his naval rank as Rear-Admiral of the Red, Ross contributed extensively to the British Magnetic Survey alongside Edward Sabine and others. He was elected a Fellow of the Royal Society in 1828 and received accolades including the Founder’s Medal and the Grande Médaille d'Or des Explorations. His career concluded with an 1848 search for the lost Franklin expedition. He died in 1862 and was buried at Aston Abbotts.
Fast facts
- Born: 1800, Finsbury Square
- Died: 1862, Aylesbury
- Naval Rank: Rear-Admiral of the Red
- North Magnetic Pole discovery date: 1 June 1831
- Notable work: The zoology of the voyage of the H.M.S. Erebus & Terror
- Expedition ships: HMS Erebus and HMS Terror
- Scientific memberships: Royal Society, Linnean Society of London
- Burial location: Aston Abbotts
Questions readers ask
Did James Clark Ross find the south magnetic pole?
He did not reach the pole, but his expedition successfully determined its location and produced the first accurate magnetic maps of the Antarctic.
What specific ships did Ross command in the Antarctic?
He commanded HMS Erebus, while his second-in-command, Francis Crozier, commanded HMS Terror.
Achievements
- Knight of the Legion of Honour
- Fellow of the Royal Society
- Founder’s Medal
- Grande Médaille d'Or des Explorations
- Recorded as explorer, naturalist and naval officer