Description In general, the North Sea can be sees as a shallow region, situated on the continental shelf. More to the north, depth increases to 200m. There is also the meteorite crater, the Silverpit, and some troughs formed by ice as the Devil's Hole. Just off the Norwegian coast is the Norwegian trench. By the action of ice a narrow trough with depths up to 700 m was formed. (Zeewetenschappen).Author De Hauwere, NathaliePNG file - 12.32 MB - 4 962 x 7 012 pixelsadded on 2012-11-289 168 viewsMarine Gazetteer Places on this image:North SeaFrom reference Copejans, E.; Smits, M. (2011). De wetenschap van de zee:... This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License