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Dredging mining environmental impact
Dredging mining environmental impact




dredging mining environmental impact

This spring, a bill almost passed through the legislature to address these issues, but ran out of time. Illegal activity (harming the habitat of endangered species) while a legal (ESA)-listed species and critical habitat. Studies and scientific reviews of suction dredge mining, which have clearlyĭemonstrated the likelihood of “incidental take” of Endangered Species Act Response, both states have created regulatory and legal reforms to protect Impacts of suction dredge mining on water quality and fish species. The results of these studies consistently confirm negative

dredging mining environmental impact

Studies of the effects of suction dredge mining on aquatic environments haveīeen completed ad nauseum by the States ofĬalifornia and Oregon. Spawning, creating unstable tailings, and killing eggs and larvae. The serious environmental risks posed by suction dredge mining and need forĭredge mining can harm fish, including endangered salmonids, by disrupting It impacts fish and the aquatic food web by destroying aquatic habitat, physically “processing” fish and aquatic life, creating fish stranding risks in dredging pools (where fish are restricted to poor habitat as a consequence of physical separation from a main body of water), and destroys riparian vegetation.ĩ th Circuit in support of Oregon and California laws regulatingĪttorney General Bob Ferguson wrote the following: It mobilizes mercury and other heavy metals. More specifically, it causes erosion and sedimentation. The science is clear: Suction dredge mining degrades water quality and harms fish. Though you may see comments from a select few upholding the activity, the science is incredibly clear on negative impacts it causes to our already-stressed fish populations.

dredging mining environmental impact

Two bills will move through the Washington legislature this session with the goal of updating the state’s laws protecting its fish and waterways from impacts of suction dredge mining. Sign Up for Auto-Renewal & Sustainer Giving.






Dredging mining environmental impact