Among such rivers in central Taiwan as the Lukang, Tatu and Houlung, the Lukang has almost no eulittoral zone left. Because of a newly built thermal power station, the mouth of the Tatu river has been severely damaged. If you want to find groups of fiddler crabs and soldier crabs, whose numbers are the largest of all, you'll have to go to Hsiangshan.
以中部海岸鹿港、大肚溪、到後龍溪為例，鹿港如今已幾乎沒有潮間帶；大肚溪口因為興建火力發電廠，破壞嚴重，如今要看成群結隊的招潮蟹，與族群最大的海和尚，恐怕只有到香山了。