344/2026
Scientific survey operations in Bassin d'Arcachon (Cantabrico), 3 Oct-15 Nov 2026
Warning text
Analysis
Activeuntil 15 Nov 2026, 23:59 UTC (in 5 days)Scientific survey operations by the company SEMANTIC TS are taking place in the Courbey Channel, Mapouchet Channel and the Saint-Yves sector in the Bassin d'Arcachon (Cantabrico). Activity is reported from 03 Oct 2026 to 15 Nov 2026. Vessels are requested not to hinder manoeuvres and to give the operations a wide berth. No contact details or exact positions are provided.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Cantabrico, Bassin d'Arcachon (Courbey Channel, Mapouchet Channel, Saint-Yves sector)
- Validity
- From 03 Oct 2026, 00:00 UTC
Until 15 Nov 2026, 23:59 UTCValid from 03 Oct 2026 to 15 Nov 2026 - Activity periods
- 03 Oct 2026, 00:00 UTC - 15 Nov 2026, 23:59 UTC (Survey operations by SEMANTIC TS during this period)
- Hazards
- scientific survey, survey vessels and equipment
Worked out automatically from the warning text on 07 Nov 2026, 17:27 UTC. It can be wrong: the official warning text is the authority.
The whole analysis comes with Lagom
This warning's analysis also has:
- Action for mariners
- Keep-clear distance
- Translations
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.