Figure F3. Photographs of Hole U1301A and U1301B CORK configurations taken with the submersible Alvin in summer 2008. A. Hole U1301A has an older generation of ROV platform, which is solid metal perforated by eight 12 inch diameter holes. Screens were welded behind the holes during Expedition 301 prior to platform deployment. B. Hole U1301B has a screen platform with one radial section cut out. Inset shows detail of platform cutout.
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