Navigational information

It is important that you as a seafarer keep informed about navigational conditions at sea. By means of urgent navigation warnings and Notices to Mariners, you can get important information that may be of help to you during your voyage.

Nautical information

The Danish Maritime Authority issues warnings to shippings about conditions related to safety of navigation.Here is an overview of the current warnings.

Nautical information
Subscribe to Notices to Mariners free of charge
Guidelines for nautical information
Aids to navigation: Report defects and findings

AIS-data

Shore-based AIS gives you an overview of Danish ships. Read more about AIS and the availability of data.

AIS data
Passage lines
AIS data management policy
Transit routes

New shipping routes in Kattegat and Skagerrak

See the new shipping routes in Kattegat and Skagerrak here.

New shipping routes in Kattegat and Skagerrak
Route A og B between Hanstholm and Skagen
TSS off Skagen and Route T to Læsø
DW-routes between Læsø og Anholt and east of Grenå
Route S outside the west coast of Sweden
Renaming of other routes in Kattegat
Adjustment of Aids to Navigation - Kattegat and Skagerrak

Download data

Download data sets, AIS density plots and navigation warnings.

Download data
Data sets
Conditions for the use of data