the Norwegian Sea
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Single pockmarks defined using GIS analysis of detailed depth data. The density of pockmarks is particularly high in areas with soft mud bottom.
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Areas with particularly frequent occurrence of pockmarks. The density of pockmarks is largest in areas with soft mud bottom.
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Depth contours with 100m intervals, based on GEBCO 500m-grid. North-East Atlantic Ocean.
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Terminal moraines (ice marginal deposits) in marin fjords and areas near the coast.
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Large terminal moraines (ice marginal deposits) on Norwegian shelf.
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Acoustic backscatter. Bottom reflectivity mapped with multibeam echosounder, 10 m grid. The strength of the acoustic signal reflected back from the seabed.
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Glacial erosional escarpment
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Shaded relief in grey scale: 100 m raster, 50 m raster, 10 m raster
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Sediment waves on the sea floor. The data set is digitized on the basis of detailed bathymetry / shaded relief map.
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Moraine ridges and small moraines in fjords and on Norwegian continental shelf, shown as lines.