1538/2026
Scientific survey near Boulogne-sur-Mer, Pas de Calais, 2 Oct-31 Dec 2026
No longer in forceReceived 30 Sept 2026, 09:15 UTCArchived 10 Oct 2026, 00:43 UTC
Warning text
Positions open on the mapLang
Area: PAS DE CALAIS
Locality: ABORDS DE BOULOGNE-SUR-MER
SCIENTIFIC_SURVEY
From 02nd OCT to 31st DEC 2026, scientific survey led by ships: "CELTIC WARRIOR" and "CELTIC LEGEND" in the vicinity of Boulogne-sur-Mer.
A buoy will be present at position :
50-46.25N 001-29.43E
Navigate with caution
Location map
Open in the full mapAnalysis
No longer in forceScientific survey by the vessels CELTIC WARRIOR and CELTIC LEGEND will operate in the approaches of Boulogne-sur-Mer. A buoy will be present at 50-46.25N 001-29.43E. Mariners are advised to navigate with caution. Activity is scheduled from 2 Oct to 31 Dec 2026.
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, approaches (abords) of Boulogne-sur-Mer
- Validity
- From 02 Oct 2026, 00:00 UTC
Until 31 Dec 2026, 23:59 UTCFrom 02nd OCT to 31st DEC 2026 - Activity periods
- 02 Oct 2026, 00:00 UTC - 31 Dec 2026, 23:59 UTC (Scientific survey by CELTIC WARRIOR and CELTIC LEGEND)
- Hazards
- scientific survey, survey buoy
Vessels involved
- CELTIC WARRIOR · survey vessel
- CELTIC LEGEND · survey vessel
Coast stations for this area
- RCCMRCC Gris NezFrance7 NM from the area
- RCCMRCC DoverUnited Kingdom22 NM from the area
- RCCMRCC OostendeBelgium61 NM from the area
- DSCDSC Station Gris NezMRCC Gris NezFranceMMSI 002275100VHF 23range 23 NM7 NM from the area
- DSCDSC Station Saint FrieuxMRCC Gris NezFranceMMSI 002275100VHF 38range 38 NM12 NM from the area
- DSCDSC Station West HoughamMRCC DoverUnited KingdomMMSI 002320010VHF 45range 45 NM22 NM from the area
- DSCDSC Station DoverMRCC DoverUnited KingdomMMSI 002320010VHF 33range 33 NM23 NM from the area
- DSCDSC Station North ForelandMRCC DoverUnited KingdomMMSI 002320010VHF 25range 25 NM36 NM from the area
Aids to navigation affected
- Newly establishedBuoy · 50-46.25N 001-29.43E
No aids-to-navigation list in the database yet; aids are shown as the warning names them.
Worked out automatically from the warning text on 30 Sept 2026, 09:57 UTC. It can be wrong: the official warning text is the authority.