Seeing the bridled terns and the black-naped terns, and knowing their eating habits, the fishermen of Penghu head their boats in their direction to gather fish. The yield is often more than would be expected.
澎湖的漁民根據白眉燕鷗及蒼燕鷗覓食的蹤跡，驅船前往捕魚，常有意想不到的收穫。