Naturally he does not exclude the possibility that some of these ships were brought to grief by Penghu's strong winds and treacherous waters. For example, when exploring the tiny 1,000-meter-square island of Hsienchiao (which means "dangerous coral reef"), he found an astounding amount of Yuan and Ming period potsherds. "It seems obvious that ships were wrecked here," he concludes.
當然他也不排除往來船隻因碰到澎湖的強風惡水而遭難的可能，像他曾探勘過的險礁島，全島才一千公尺平方，卻有數量驚人的元明陶瓷，「顯然是有商船在此完蛋了」，他說。