Nautical Publications

Nautical publications by the Norwegian Hydrographic Service, comprises: Notices to Mariners (Efs), Tide Tables for the Norwegian Coast and Svalbard, the Norwegian pilot guide (sailing directions) Den norske los, and Symbols and Abbreviations on Norwegian Maritime Charts.


Notices to Mariners (Efs)

The Efs provides information on changes or defects in aids to navigation, discovery of new dangers and on shortcomings in Norwegian charts or publications, navigational warnings, gunnery exercises or other information of interest to mariners.

Tide Tables and Water Level Forecast at Se havnivå

Se havnivå shows observed and forecasted water levels, and tide tables for almost any place along the Norwegian coast. If you are interested in water level information for within the next five days, we recommend that you use the water level forecast.