For example, it normally took a boat three hours to return from Kuishan Island to Nanfangao harbor in Ilan; but with a medium-sized whale shark in tow, the same journey took ten hours.
以宜蘭縣南方澳的漁船為例，從龜山島附近回港，一般只需三小時，拖一隻中型豆腐鯊，要耗上十小時。