285/2026
ArchivedReceived: 25 Sept 2026, 08:38Archived: 2 Oct 2026, 16:05Updated: 30 Oct 2026, 11:05
analysis
No longer in forceSea trials with surface and underwater drones in Rade de Brest (Rascas and SW roadstead)
Sea trials deploying a surface drone and an underwater drone are taking place in the Rade de Brest area around Rascas and the south-west of the roadstead. Mariners are requested to navigate with caution near these zones and respect a safety distance of 500 metres. Areas are polygonal Rascas and a point-centred zone SW of the roadstead as listed in the message. No dates or times are provided.
Navigate with caution near these zones and respect a safety distance of 500 metres.
- 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, Rascas and south-west of the roadstead
- Hazards
- surface drone, underwater drone, sea trials
- Keep clear
- 0.27 NMRESPECTER UNE DISTANCE DE SECURITE DE 500 METRES
Coast stations for this area
- RCCMRCC EtelFranceMMSI 00227500064 NM from the area
- RCCMRSC BrixhamUnited KingdomMMSI 002320013130 NM from the area
- RCCMRCC JobourgFrance130 NM from the area
- DSCDSC Station CorsenMRCC CorsenFranceMMSI 002275300VHF 27, MF 140range 140 NM14 NM from the area
- DSCDSC Station Pointe du RazMRCC CorsenFranceMMSI 002275300VHF 24range 24 NM20 NM from the area
- DSCDSC Station Stiff OuessantMRCC CorsenFranceMMSI 002275300VHF 33, MF 140range 140 NM25 NM from the area
- DSCDSC Station Batz IslandMRCC CorsenFranceMMSI 002275300VHF 27range 27 NM31 NM from the area
- DSCDSC Station Pen MarchMRCC EtelFranceMMSI 002275000VHF 28range 28 NM32 NM from the area
Generated automatically from the warning text on 29 Sept 2026, 20:31 UTC. It can be wrong: the original warning below is the authoritative text.
Message content
Area: RADE DE BREST
Locality: RASCAS, Sud-Ouest de la Rade
SEA_TRIALS
MISE EN OEUVRE D'UN DRONE DE SURFACE ET SOUS-MARIN
NAVIGUER AVEC PRUDENCE AUX ABORDS DE CES ZONES ET RESPECTER UNE DISTANCE DE SECURITE DE 500 METRES .
-Zone RASCAS délimitée par :
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
-Zone Sud-Ouest de la Rade autour de 48-19.30N 004-31.03W.