Astafjord
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Depth contours with 100m intervals, based on GEBCO 500m-grid. North-East Atlantic Ocean.
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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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Terminal moraines (ice marginal deposits) in marin fjords and areas near the coast.
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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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Fluted surface shows how the glaciers have moved as bulldozers along the sea bed. Glacial lineation.
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Shaded relief in grey scale: 100 m raster, 50 m raster, 10 m raster
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Submarine channels, digitized on the basis of detailed depth data.
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Canyon. Deep valleys on the continental slope.
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Ridges with unspecified origin, on seabed in fjords and on Norwegian continental shelf.
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Current channels on the sea floor, digitized on the basis of detailed bathymetry.