 During the survey "Beagle"'s captain, Pringle Stokes, committed suicide and command of the ship was given to the young aristocrat Robert FitzRoy, a nephew of George FitzRoy, 4th Duke of Grafton.When a ship's boat was taken by native Fuegians, FitzRoy took some of them hostage.After their return to Devonport dockyard on 14 October 1830 Captain King retired.