Environmental activists are very doubtful about the idea of training the dolphins to get across the deep water, and point out that there is no precedent for it anywhere in the world.
對此以人為方式訓練海豚「繞行」工業區或「勇渡」深水區的構想，由於全世界全無先例，因此遭到環保人士強烈質疑。