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Deposition areas obtained for the 100 μm steatites released at (a) 200 m and (e) near the bottom for July, over the MG (green), LS (blue) and RB (yellow) hydrothermal vents. The percentage of fragments over the settled area are represented by the isolines, within the range 0–1%, each 0.2%. The white-dotted rectangles delimit the AMP areas. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
