The Challenger expedition of 1872-76 was a scientific exercise that made many discoveries to lay the foundation of oceanography. The expedition was named after the mother vessel, HMS Challenger. The expedition, led by Captain George Nares, sailed from Portsmouth, England, on 21 December 1872. Read more
HMS Challenger was a steam-assisted Royal Navy Pearl-class corvette launched on 13 February 1858 at the Woolwich Dockyard. She was the flagship of the Australia Station between 1866 and 1870. She was picked to undertake the first global marine research expedition: the Challenger expedition. To enable her to probe the depths, all but two of the Challenger's guns had been removed and her spars reduced to make more space available. Laboratories, extra cabins and a special dredging platform were installed. Read more