 Cook's surveying ability was also put to use in mapping the jagged coast of Newfoundland in the 1760s, aboard .He surveyed the northwest stretch in 1763 and 1764, the south coast between the Burin Peninsula and Cape Ray in 1765 and 1766, and the west coast in 1767.At this time, Cook employed local pilots to point out the "rocks and hidden dangers" along the south and west coasts.