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Reke og risengrynkorall

The Sea in Maps and Pictures

MAREANO maps depth and topography, sediment composition, contaminants, biotopes and habitats in Norwegian waters.



Map showing areas in the North Sea and the Norwegian Trench that are planned to be bathymetric mapped in 2024, in addition to areas bathymetric mapped in 2023.

Bathymetric Mapping in 2024


This summer the MAREANO programme will conduct bathymetric mapping in the North Sea and the Norwegian Trench, including the possible offshore wind areas “Vestavind F” and “Sørvest F”.

Digital terrain model of the sea bed in the North Sea. Source: The Norwegian Mapping Authority / MAREANO

Bathymetry data from Sørlig Nordsjø 2


Terrain models from the offshore wind area Sørlig Nordsjø 2, both map services and datasets, are published in the Norwegian Mapping Authority's services.

Parts of the wreck at some distance.

Unknown submarine wreck from World War II discovered


After more than 80 years on the seabed, what is probably the wreckage of the British submarine HMS Thistle has been discovered outside Rogaland, Norway.