According to local residents, because the Pei River has a complete ecosystem, it has abundant bird species, mammals, insects and fish. And the farther you go upstream, the more marvelous the scenery.
據當地居民表示，北溪因為生態系統完整，擁有豐富的鳥類、哺乳類、昆蟲、魚類等資源，越往上游，景色越是奇麗。