Current navigational warnings
Current navigational warnings for the entire German warning
area are issued by the Maritime Warning Service
Emden, which is on duty 24 hours a day, and promulgated
The latest navigational warnings are available here:
Survey concerning the quality of safety information via SafetyNet and NAVTEX
Navigational warnings for the North Sea
Navigational warnings for the Baltic Sea
To ensure the safety of navigation, ships are required to
carry up-to-date issues of available nautical charts
and books and to keep them currently corrected.
Any corrections to charts and books after their publication
are published in
Nachrichten für Seefahrer
(notices to mariners), which are issued weekly by the BSH both
in printed and digital form.
The corrections and information published in Nachrichten für
Seefahrer concern occurrences and alterations
that are extensive or of supraregional importance.
Occurrences and alterations of local importance are
promulgated by the Waterways and Shipping
Bekanntmachungen für Seefahrer (notifications to
mariners), which are posted on official information
boards and published daily on the Internet at
– the electronic waterways information system
of the German Federal Waterways and Shipping Administration.
A list of all temporary shoals on the German Baltic Sea coast according to Bekanntmachungen für Seefahrer (notifications to mariners)
Temporary measuring instruments at German warning area
Numerous measuring instruments are established temporarily in the German coastal waters and Exclusive Economic Zone in the North Sea and Baltic Sea.
Any information provided that helps to complete or correct the BSH‘s nautical publications is a contribution to the safety of navigation.
Please use the form Nautischer Bericht (hydrographic note) to submit such information to the BSH.
To obtain additional information about voluntary co-operation, click on Freiwillige Mitarbeit.