In the foreground, two pumps operate the modified gold dredge. The discharged sediments are placed on the screen where they are separated. This image provides a good overview of the gravel cleaning process, the modified gold dredge is on wheels to make it mobile.

Image ID: r0003006, NOAA's Restoration Center Collection
Location: Alaska, Juneau
Photo Date: 1999
Credit: NOAA Auk Bay Lab, K Koski

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