When the Ministry of Interior in 1983 designated Chengkung and two other townships on the east coast as scenic protection areas, it banned new hatcheries except in certain areas specially set aside for fish raising, but the number continues to grow.
目前在成功南部信義里的小馬一帶還不斷有新池興建。誰把海弄醜？值得注意的是，民國七十二年，內政部已明令將東部海岸，包括長濱、成功、東河三個鄉鎮，劃為海岸景觀保護區，除極少數屬於「養目」的地目外，禁止養殖池設立。