If Trickett is right, Mendonca’s map shows he sailed past Fraser Island off Australia’s northeast coast, into Botany Bay in Sydney, and south to Kangaroo Island off southern Australia, before returning to Malacca via New Zealand’s north island.
Mendonca’s discovery was kept secret to prevent other European powers reaching the new land, said Trickett, who believes his theory is supported by discoveries of 16th century Portuguese artifacts on the Australian and New Zealand coasts.
Read the rest of the Reuters report here.