[Editor's note: When the New 49er's griped about the bias of scientists involved in the public advisory committee for suction dredging in California, the State eventually acquiesced allowed the New 49ers to invite two people with science degrees from their camp. They selected Joe Greene and Claudia Wise retired EPA scientists from Oregon and current … Continue reading General Response to Joe Greene
Suction Dredging and High Banking for Gold
What is Suction Dredge Mining and High Banking? Suction dredging for gold involves the disruption of compacted stream beds and underwater gravel deposits by dislodging materials and sucking them through a tube attached to a gasoline-powered water pump. The 2-6 inch tubes employed by recreational suction dredgers act like underwater vacuums. The resulting silt and … Continue reading Suction Dredging and High Banking for Gold