Depth contours with 100m intervals, based on GEBCO 500m-grid. North-East Atlantic Ocean.

Areas with particularly frequent occurrence of pockmarks. The density of pockmarks is largest in areas with soft mud bottom.

Terminal moraines (ice marginal deposits) in marin fjords and areas near the coast.

Single pockmarks defined using GIS analysis of detailed depth data. The density of pockmarks is particularly high in areas with soft mud bottom.

Fluted surface shows how the glaciers have moved as bulldozers along the sea bed. Glacial lineation.

Shaded relief in grey scale: 100 m raster, 50 m raster, 10 m raster

Submarine channels, digitized on the basis of detailed depth data.

Canyon. Deep valleys on the continental slope.

Ridges with unspecified origin, on seabed in fjords and on Norwegian continental shelf.

Current channels on the sea floor, digitized on the basis of detailed bathymetry.