BGR Photos of the seafloor taken just outside of the test area with the ROV HD14 before (left) and after (right) the collector test. A sedimentary cover is clearly visible on the previously uncovered nodules

Photos of the seafloor taken just outside of the test area with the ROV HD14 before (left) and after (right) the collector test. A sedimentary cover is clearly visible on the previously uncovered nodules

Source: BGR