Notices to Mariners (Efs)
The Etterretninger for sjøfarende (Efs) is published twice a month, and 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. In addition to temporary (T) and preliminary (P) notices in Norwegian waters.
Gunnery Exercises and Miscellaneous Notices
A total of 10 miscellaneous notices are published in the Efs 1/2021 (pdf). These notices are only available in the pdf edition of Efs will not appear in the search for notices to mariners and tracings.
Rig List Download the rig list as a pdf and in KLM format
The table quantities shows positions for mobile units in the Barents Sea, the Norwegian Sea and the North Sea north of 55° N and east of 05° W. During moves/relocation all the rig's height are approximately 120 meters above the sea surface.
Changes are reported by e-mail to efs@kartverket.no.