Suction dredge mining is a recreational mining practice that vacuums up stream bottoms and riverbeds in search of gold, destroying vital wildlife habitat, increasing sedimentation and suspending toxic ...
A dredge that has sat on the shore of Torch Lake, in Osceola Township, since 1967, is still under consideration for ...
For example, suction dredging, which is the use of a motorized ... Rich Dvoracek, geologist and gold mining historian said he recommends first-time prospectors join local groups, such as the ...