326/2026

Surface and underwater drone operations in Rade de Brest (Rascas)

ActiveReceived 03 Nov 2026, 07:36 UTC

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Area: RADE DE BREST Locality: RASCAS SEA_TRIALS OPERATION OF A SURFACE AND UNDERWATER DRONE NAVIGATE WITH CAUTION IN THE VICINITY OF THESE AREAS AND MAINTAIN A SAFETY DISTANCE OF 500 METRES. RASCAS area bounded by: 48-19.20N 004-28.00W 48-19.20N 004-25.70W 48-18.65N 004-25.70W 48-18.25N 004-23.00W 48-17.89N 004-23.00W 48-17.89N 004-28.00W

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Sea trials are underway in the Rascas area of the Rade de Brest for operation of a surface and an underwater drone. Mariners are advised to navigate with caution near the area and to maintain a safety distance of 500 metres. The Rascas area is bounded by the listed coordinates.

Type: Survey operations · severity moderate
Feed: Survey operationsAll warnings of this kind on the map, or as an API feed.
Location: Rade de Brest, Rascas
Hazards: surface drone operations, underwater drone operations, small unmanned craft in navigation area

Worked out automatically from the warning text on 03 Nov 2026, 07:47 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
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.

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