89/2026
Scientific buoy survey off Boulogne-sur-Mer, Pas de Calais (Apr 2026-Apr 2027)
Warning text
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Activeuntil 15 Apr 2027, 21:59 UTC (in 152 days)Scientific buoy apparatus deployed for seabed mapping off Boulogne-sur-Mer in the Pas de Calais. Area is bounded by the four positions given in the message. Activity is valid from 14 Apr 2026 22:00 UTC until 15 Apr 2027 21:59 UTC. Mariners are advised to navigate with caution.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Pas de Calais, off Boulogne-sur-Mer
- Validity
- From 14 Apr 2026, 22:00 UTC
Until 15 Apr 2027, 21:59 UTCValid from 14 Apr 2026 22:00 UTC to 15 Apr 2027 21:59 UTC - Activity periods
- 14 Apr 2026, 22:00 UTC - 15 Apr 2027, 21:59 UTC (scientific buoy apparatus / seabed mapping)
- Hazards
- scientific buoy apparatus, survey operations, subsurface equipment/moorings
Worked out automatically from the warning text on 10 Oct 2026, 08:08 UTC. It can be wrong: the official warning text is the authority.
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This warning's analysis also has:
- Action for mariners
- Translations
- Nearby lights and rescue centres
The action for mariners, the keep-clear distance, contacts, ships named, translations and the nearby lights and rescue centres come with Lagom and every higher plan, and with the API plans. The official warning text above is always free.