Because Chigu area is abundant in natural resources, from October to April every year, when the Black-faced Spoonbill come to Taiwan to winter, millions of visitors at minimum go there bird-watching.

• 七股地区自然资源丰富，每年十月到翌年四月间，是黑面琵鹭来台度冬时期，慕名而来之赏鸟者至少百万人次，游客的游憩行为对自然环境所产生的冲击为本区的一大隐忧。