北加的Clear lake重金屬汙染，沒人敢吃，一次也能釣個上百條，嗬嗬

Clear Lake in California is contaminated by both mercury and algae, which can have negative effects on human health and the environment: 

 

• Mercury

  The Sulphur Bank Mercury Mine, located on the eastern shore of Clear Lake, has been contaminating the lake with mercury since the 1870s. The mine closed in 1957, but mercury-contaminated waste continued to erode into the lake for decades. Clear Lake is one of the most mercury-contaminated lakes in the world. Mercury is dangerous because it can accumulate in animal tissues and the food chain