The Endeavour reaches Mercury Bay. The transit of Mercury is observed. They take possession of New Zealand in the name of George III and sail on to the Hauraki Gulf. Trading with the Maori turns into fights as they sail around the Bay of Islands. The Endeavour heads north up the East Coast in bad weather.
North Cape is reached.
Cape Maria Van Dieman is reached. The ship is nearly wrecked by the strong tide. Cape Turnagain is visited again. Cape Campbell is visited again. On sailing round the southern point of New Zealand, they prove it isn't a continent.