The men suffered badly from scurvy and were hampered by inappropriate clothing and equipment. Realising that his men could not survive another winter in the ice, Nares hastily retreated southward with both his ships in the summer of 1876. However, naval personnel and topographers, among them Thomas Mitchell, did succeed in documenting, by photograph, the Northern indigenous peoples and landscapes of what would become Canada's Northwest Territories and, later, Nunavut.