Sometimes they end up following the natural sea route that the locals have come to call "punting pole road." This route, deep outside and shallow inside, passes by Yuanpei Island and terminates at the Penghu town of Shakang.
它們有可能遊向屈爪嶼以南、沿著當地人俗稱「竹篙港（路）」的天然水道，經過員貝嶼前進，這條港路外深內淺，而沙港就位於終點。