308/2026
ArchivedReceived: 15 Oct 2026, 14:52Archived: 19 Oct 2026, 14:05Updated: 2 Nov 2026, 08:25
analysis
No longer in forceMagnetic survey in Anse du Fret, Rade de Brest on 19 Oct
Magnetic measurements will be conducted from the Low Depth base at Lanvéoc in Anse du Fret, Rade de Brest. Activity by CMT CEPHEE is scheduled on Monday 19 October 2026 from 11:00 to 15:00 (times given as local in message). Mariners should expect survey activity in the area during that period. No safety distance or contact details are provided.
Navigate with caution and keep clear of survey operations in the area; maintain a good lookout and reduce speed if necessary.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map (contributors), or as an API feed: /api/v2/feeds/survey/
- Location
- Rade de Brest, Anse du Fret (bases of Lanvéoc)
- Validity
- From 19 Oct 2026, 11:00 UTC
Until 19 Oct 2026, 15:00 UTCLundi 19 octobre 2026 : Mesures Magnétiques ... de 11h00 à 15h00. (Semaine 43 du lundi 19 octobre 2026 au vendredi 23 octobre 2026) - Activity periods
- 19 Oct 2026, 11:00 UTC - 19 Oct 2026, 15:00 UTC (Magnetic measurements on the Low Depth base (CMT CEPHEE))
- Hazards
- magnetic survey, survey vessel operations
Vessels involved
- CMT CEPHEE · survey vessel
Generated automatically from the warning text on 15 Oct 2026, 15:07 UTC. It can be wrong: the original warning below is the authoritative text.
Message content
Lang
Area: RADE DE BREST
Locality: ANSE DU FRET
SEA_TRIALS
During week 43 (from Monday 19 October 2026 to Friday 23 October 2026), the activities scheduled on the Acoustic, Electrical and Magnetic bases of Lanvéoc are:
CMT CEPHEE:
Lundi 19 octobre 2026:
Magnetic measurements on the Low Depth base from 11h00 to 15h00.