File:Giant-box-corer hg.jpg

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Description Giant box corer (spade corer); used on research vessels to take undisturbed surface samples (50 x 50 cm, 50 cm deep) from ocean floor sediments. Developed by USNEL (United States Navy Electronics Laboratory) during the nineteen seventies. This image shows the deployment of the corer from the research vessel POLARSTERN in the Southern Ocean off the shelf ice edge.
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Author Hannes Grobe 20:48, 12 November 2006 (UTC), Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany
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current20:48, 12 November 2006Thumbnail for version as of 20:48, 12 November 20061,945 × 2,724 (451 KB)Hgrobe{{Information |Description=to be defined |Source=own work |Date=2006-11-11 |Author=~~~~, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany |Permission=Own work, attribution required (Multi-license with GFDL and Creative Commons
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