France - AVINAV BREST

France394 in force5 new this week38 archivedupdated 13 Nov 2026, 20:49 UTCpage 3 of 8

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344/2026Survey operations
Scientific survey operations in Bassin d'Arcachon (Cantabrico), 3 Oct-15 Nov 2026
Activeuntil 15 Nov 2026, 23:59 UTC (in 24 h)

Briefing for all regions →

181/2026
Beacon 3 awash at La Vilaine (Billiers); temporary orange buoy laid
ActiveAids to navigation
12 May 2026, 09:36 UTCShow on map
Lang
Area: IROISE Locality: LA VILAINE BEACON_DAMAGED BILLIERS - Port de Penlan BEACON 3 - Starboard lateral 47-31.20N 002-30.32W A temporary orange longline buoy has been laid at the beacon position. The beacon is awash at high water.
180/2026
Submerged object reported in Brest Roadstead (Iroise)
ActiveWreck / obstruction
07 May 2026, 09:39 UTCShow on map
Lang
Area: IROISE Locality: Brest Roadstead SUBMERGED OBJECT 48-19.73N 004-30.37W
179/2026
Temporary buoy and blue scintillating light established in Rade de Brest (Grande Rade)
ActiveAids to navigation
07 May 2026, 09:38 UTCShow on map
Lang
Area: IROISE Locality: Rade de Brest TEMPORARY ESTABLISHMENT OF BUOY TEMPORARY ESTABLISHMENT OF LIGHT Establishment of a float and a light on the static diving mooring buoy on the temporary mooring buoy of Grande Rade. 48-19.61N 004-29.
178/2026
Deployment of hydrophones off Île de Béniguet in Iroise Marine Park
ActiveSurvey operations
07 May 2026, 09:24 UTCShow on map
Lang
Area: IROISE SCIENTIFIC BUOY APPARATUS BENIGUET ISLAND IROISE MARINE PARK DEPLOYMENT OF HYDROPHONES BY THE FRENCH OFFICE FOR BIODIVERSITY 48-20.37N 004-50.81W 48-20.21N 004-50.48W 48-19.98N 004-51.10W
175/2026
Unmarked submerged dredge in Bay of Saint-Brieuc (Casquets area)
ActiveWreck / obstruction
07 May 2026, 09:19 UTCShow on map
Lang
Area: CASQUETS Locality: BAIE DE SAINT-BRIEUC SUBMERGED_OBJECT Drague immergée, absence de balisage.
173/2026
Sunken vehicle and floating drums near Port de Doëlan (Iroise)
ActiveWreck / obstruction
07 May 2026, 09:18 UTCShow on map
Lang
Area: IROISE SUBMERGED OBJECT Port de Doëlan Sunken vehicle and presence of numerous floating drums Risk of snagging 47-46.27N 003-36.54W
172/2026PAN PAN
Sunken sailing vessel with mast visible at high tide in Baie de Daoulas, Rade de Brest
ActiveWreck / obstruction
30 Apr 2026, 12:14 UTCShow on map
Lang
Area: IROISE Locality: Rade de Brest DANGEROUS_WRECK Baie de Daoulas area Sunken sailing vessel, mast visible at high tide 48-20.50N 004-22.00W
171/2026
Scientific instruments on tripod in Rade de Brest (Iroise) until 30 Sep 2026
Expiredended 30 Sept 2026, 23:59 UTC (45 days ago)Survey operations
30 Apr 2026, 12:12 UTCShow on map
Lang
Area: IROISE Locality: Rade de Brest Valid from 19 Mar 2026 to 30 Sep 2026 SCIENTIFIC APPARATUS Scientific instruments deployed in the following position: 48-18.495N 004-28.665W The instruments are on a tripod frame projecting 1m above the seabed in 14m depth. Recovery of these instruments is scheduled for September 2026.
169/2026
Scientific tripod-mounted instruments in Rade de Brest (Iroise) at 48-18.533N 004-29.565W
ActiveNavigational hazard
30 Apr 2026, 12:07 UTCShow on map
Lang
Area: IROISE Locality: Rade de Brest Valid from 13 Mar 2026 SCIENTIFIC_BUOY_APPARATUS Scientific instruments have been deployed in the following position: 48-18.533N 004-29.565W The instruments are on a tripod frame projecting 1m from the seabed in depths of 20m. Recovery of these instruments is planned for September 2026.
167/2026
Submerged 876m pipeline and sensors off Soulac-sur-Mer, Rochebonne - 200m safety zone
ActiveNavigational hazard
30 Apr 2026, 11:54 UTCShow on map
Lang
Area: ROCHEBONNE Locality: SOULAC SUR MER SUBMERGED_OBJECT As part of the hydraulic beach nourishment (coastal replenishment) of the beaches of Soulac sur Mer, an 876m pipeline has been submerged. Ends of the pipeline: At sea: 45° 30,911' N / 001° 08,469' W. On the beach: 45° 30,630' N / 001° 07,995' W. The seaward end of the pipeline is marked by 3 buoys: 2 red + 1 white. In week 14, the red buoys will be replaced by 2 white buoys. Establishment of a 200m safety zone centered on the seaward end of the pipeline. Presence of 2 installed turbidity sensors. These sensors are marked by 2 white buoys. Current positions are as follows: 45° 29,961' N / 001° 08,656' W 45° 29,572' N / 001° 08,963' W
159/2026
Submerged fishing net (lost dredge) reported near Casquets, Grand Lejon
ActiveDrifting object
30 Apr 2026, 11:33 UTCShow on map
Lang
Area: CASQUETS SUBMERGED_FISH_NET GRAND LEJON LOSS OF FISHING GEAR - ONE DREDGE 48-45.65N 002-38.09W
144/2026
Submerged fishing net and dredge operation in Rade de Brest (Iroise)
ActiveDredging / works
15 Apr 2026, 12:51 UTCShow on map
Lang
AREA: IROISE LOCALITY: RADE DE BREST SUBMERGED FISH NET DREDGE 48-18.88N 004-26.42W
143/2026
Scientific instruments on two tripod frames in Brest roadstead
Expiredended 30 Oct 2026, 23:00 UTC (15 days ago)Survey operations
15 Apr 2026, 12:21 UTCShow on map
Lang
Area: IROISE Locality: RADE DE BREST Valid from 13 Mar 2026 23:00 UTC to 30 Oct 2026 23:00 UTC Scientific instruments have been deployed in the following position: 48-18.296N 004-29.665W The instruments are on 2 tripod frames protruding 1m above the seabed in depths of 17m. Recovery of these instruments is scheduled for October 2026.
128/2026
Scientific passive acoustic buoy deployed in Iroise
ActiveAids to navigation
07 Apr 2026, 13:28 UTCShow on map
Lang
Area: IROISE Valid from 04 Mar 2026 SCIENTIFIC_BUOY_APPARATUS passive acoustic recorder for cetacean monitoring 48-27.41N 005-21.55W
126/2026
Safety exclusion zone established near rampart at Ile d'Aix (Rochebonne)
ActiveRestricted area
25 Mar 2026, 09:13 UTCShow on map
Lang
Area: ROCHEBONNE Locality: ILE D'AIX EXCLUSION_ZONES Due to the risk of collapse of the Ile d'Aix rampart, a safety zone is established in the immediate vicinity of the structure.
125/2026
Temporary restricted area at Le Porge landfall (Cantabrico)
ActiveRestricted area
25 Mar 2026, 09:12 UTCShow on map
Lang
Area: CANTABRICO Valid from 03 Mar 2026 EXCLUSION_ZONES Creation of a temporary restricted area in the Le Porge landfall area. To ensure maritime safety during the works period, a temporary restricted area is established. Navigation, anchoring and all maritime activities are prohibited in the restricted area. Area bounded by: 44-55.32N 001-13.65W 44-55.30N 001-13.47W 44-55.27N 001-13.28W 44-55.14N 001-13.30W 44-55.00N 001-13.31W 44-55.03N 001-13.51W 44-55.05N 001-13.71W 44-55.19N 001-13.68W
121/2026
Subsurface mooring reported in Cantabrico
ActiveOffshore operations
25 Mar 2026, 09:02 UTCShow on map
Lang
AREA: CANTABRICO SUBSURFACE MOORING 43-35.01N 001-33.09W
118/2026
AIS transmitter out of service at Guérande wind farm
ActiveAids to navigation
25 Mar 2026, 08:56 UTCShow on map
Lang
Area: YEU Locality: GUERANDE WIND FARM AIS_TRANSMITTER_OUT_OF_SERVICE AIS "EOLIENNE SPS A01 SNA OWF" OUT OF SERVICE MMSI: 992271061
117/2026
Diving operations near Ouessant (AMIETS - Cléder); keep 100m from TSM PENZER
ActiveOffshore operations
25 Mar 2026, 08:55 UTCShow on map
Lang
Area: OUESSANT Valid from 22 Feb 2026 DIVING_OPERATIONS AMIETS - CLEDER Navigate with caution and at slow speed in the vicinity of the area for the duration of the works. Presence of surface marker buoys and mooring buoys/lines. Do not pass within 100m of vessel TSM PENZER particularly when flag Alpha is displayed (diving operations in progress) 48-41.91N 004-06.52W
116/2026
Submerged 22 m dredge lost off Cancale (Casquets area)
ActiveWreck / obstruction
25 Mar 2026, 08:54 UTCShow on map
Lang
CASQUETS CANCALE SUBMERGED OBJECT 48-44.52N 001-44.23W 22M DREDGE LOST
114/2026
Restriction (exclusion) zones announced for Ouessant area
InformationalRestricted area
25 Mar 2026, 08:52 UTCShow on map
Lang
Area: OUESSANT EXCLUSION_ZONES In accordance with Atlantic Maritime Prefecture decree 2026/018 dated 18/02/2026, restriction zones will be activated. The full text of decree 2026/018 is available on the Atlantic Maritime Prefecture website www.premar-atlantique.gouv.fr and on PING.
111/2026
Submerged fishing gear reported near Casquets, Baie de Saint-Brieuc
ActiveDrifting object
17 Mar 2026, 13:52 UTCShow on map
Lang
Area: CASQUETS Locality: BAIE DE SAINT-BRIEUC SUBMERGED_FISH_NET SUBMERGED FISHING GEAR MARKED WITH REGISTRATION MX 162439 48-45.56N 002-47.53W
100/2026
Topmark missing from Pelen south cardinal buoy off Goulet de Brest
ActiveAids to navigation
10 Mar 2026, 10:06 UTCShow on map
Lang
Area: IROISE Locality: APPROACHES TO GOULET DE BREST, GOULET DE BREST SPAR_BUOY_TOPMARK_MISSING PELEN BEACON - South Cardinal 48-15.65N 004-39.57W
99/2026
Petit Minou lighthouse auxiliary light replaced by new LED in Goulet de Brest
ActiveAids to navigation
10 Mar 2026, 10:04 UTCShow on map
Lang
Area: IROISE Locality: GOULET DE BREST LIGHT_TEMPORARY_CHANGE PETIT MINOU LIGHTHOUSE Mark: Sector light Mariners are advised of the replacement of the current auxiliary light of the Petit Minou lighthouse by the commissioning of a new LED projector. This new light will be installed (estimated duration 4 years) on the former semaphore with the following characteristics: NOMINAL RANGE: 18 M LIGHT COLOUR: White RHYTHM Q SECTOR Arc
98/2026SÉCURITÉ
Leading line 67.8° partially obscured in Goulet de Brest (Iroise)
ActiveAids to navigation
10 Mar 2026, 10:03 UTCShow on map
Lang
Area: IROISE Locality: GOULET DE BREST REAR_LEADING_RANGE_LIGHT_UNRELIABLE The 67.8° leading line is partially obscured - PETIT MINOU LIGHTHOUSE : 48-20.19N 004-36.86W - PORTZIC LIGHTHOUSE : 48-21.50N 004-32.04W
97/2026PAN PAN
Dangerous wreck (sunken fishing vessel) in port of Loctudy, Iroise
ActiveWreck / obstruction
10 Mar 2026, 10:02 UTCShow on map
Lang
Area: IROISE Locality: LOCTUDY DANGEROUS_WRECK Fishing vessel sunk in the port of Loctudy marked by 6 red buoys.
95/2026
Beacon missing off Pointe Saint-Gildas (La Roche L'ilot)
ActiveAids to navigation
10 Mar 2026, 10:01 UTCShow on map
Lang
Area: YEU Locality: POINTE SAINT-GILDAS BEACON MISSING LA ROCHE L'ILOT BEACON 47-08.84N 002-14.59W
79/2026
Mooring buoy for Triagoz Lighthouse missing off Ouessant (Plateau des Triagoz)
ActiveAids to navigation
04 Mar 2026, 09:04 UTCShow on map
Lang
Area: OUESSANT Locality: PLATEAU DES TRIAGOZ BUOY MISSING PHARES ET BALISES MOORING BUOY - TRIAGOZ LIGHTHOUSE 48-52.23N 003-38.73W
78/2026
Beacon missing at La Vacherie basin 3, Rochebonne (Rochefort)
ActiveAids to navigation
04 Mar 2026, 09:03 UTCShow on map
Lang
Area: ROCHEBONNE Locality: ROCHEFORT BEACON MISSING La Vacherie - Basin number 3 45-56.82N 000-57.12W
69/2026SÉCURITÉ
Petit Minou lighthouse light and daymark unreliable, approaches to Goulet de Brest
ActiveAids to navigation
24 Feb 2026, 13:53 UTCShow on map
Lang
Area: IROISE Locality: APPROACHES TO GOULET DE BREST, GOULET DE BREST LIGHT AND DAYMARK UNRELIABLE Petit Minou lighthouse 48-20.20N 004-36.85W
68/2026SÉCURITÉ
Pigeonier Amont port lateral light unlit near Blayais NPP, Rochebonne (Gironde)
ActiveAids to navigation
18 Feb 2026, 09:29 UTCShow on map
Lang
Area: ROCHEBONNE Locality: GIRONDE LIGHT UNLIT PIGEONNIER AMONT LIGHT - BLAYAIS NUCLEAR POWER PLANT - PIGEONNIER AMONT Port lateral mark 45-15.24N 000-42.05W
66/2026SÉCURITÉ
Unreliable navigation lights at Banc de Guérande wind farm
ActiveAids to navigation
18 Feb 2026, 09:14 UTCShow on map
Lang
Area: YEU Locality: BANC DE GUERANDE LIGHT_UNRELIABLE BANC DE GUERANDE WIND FARM MARITIME MARKING UNRELIABLE ON WIND TURBINES NAVIGATE WITH CAUTION
65/2026
Dredging in Bidasoa channel off Hendaye, 19 Jan-27 May 2026
Expiredended 27 May 2026, 23:59 UTC (171 days ago)Dredging / works
18 Feb 2026, 09:11 UTCShow on map
Lang
Area: CANTABRICO Locality: HENDAYE Valid from 19 Jan 2026 to 27 May 2026 DREDGING_OPERATION Mariners and users are informed that dredging operations in the Bidasoa channel by the stationary dredger La Grande Mulette of the Department of Charente-Maritime will be undertaken. Presence of floating pipeline A wave buoy is installed to the East of the pierhead of the channel's East breakwater 43-22.70N 001-47.14W
64/2026
ODAS buoy missing off Oléron (Rochebonne)
ActiveAids to navigation
18 Feb 2026, 09:07 UTCShow on map
Lang
Area: ROCHEBONNE Locality: OFF OLERON BUOY MISSING ODAS BUOY 45-54.00N 001-46.44W
58/2026
New lateral buoys marking access to Pontrieux (Le Trieux, Casquets)
ActiveAids to navigation
18 Feb 2026, 08:52 UTCShow on map
Lang
Area: CASQUETS Locality: LE TRIEUX BUOY ESTABLISHMENT ACCESS TO THE PORT OF PONTRIEUX BUOY PX2 Mark: Port lateral 48°44,807'N - 003°08,772'W BUOY PX5 Mark: Starboard lateral 48°44,430'N - 003°08,687'W BUOY PX7 Mark: Starboard lateral 48°44,089'N - 003°08,553'W BUOY PX9 Mark: Starboard lateral 48°43,925'N - 003°07,984'W BUOY PX4 Mark: Port lateral 48°43,495'N - 003°07,954'W BUOY PX11 Mark: Starboard lateral 48°43,322'N - 003°07,803'W BUOY PX6 Mark: Port lateral 48°43,077'N - 003°07,930'W BUOY PX3 Mark: Starboard lateral 48°45,099'N - 003°07,796'W BUOY PX1- PX1 Mark: Starboard lateral 48°45,432'N - 003°07,289'W
57/2026
North cardinal Morguen beacon damaged in approaches to Ile Grande (Trégastel)
ActiveAids to navigation
10 Feb 2026, 08:17 UTCShow on map
Lang
Area: OUESSANT Locality: TREGASTEL BEACON_DAMAGED 48-47.39N 003-36.45W APPROACHES TO ILE GRANDE - MORGUEN BEACON North cardinal
52/2026PAN PAN
Permanent missile test danger zone off Biscarrosse (Cantabrico)
ActiveMissile / rocket launch
10 Feb 2026, 08:13 UTCShow on map
Lang
Area: CANTABRICO Locality: BISCAROSSE FIRING_EXERCISE Permanent danger zone of the Landes Missile Testing Center (All local times) Active zone 24/7 from Monday to Sunday from 00h00 to 23h59 From 44°14N to 44°16N from the coast to 001°20W For any information or special authorization contact the PC Sauvegarde Mer of DGA EM Landes site (centre essais missiles/missiles testing center) by telephone at 05 58 82 22 58 by voicemail at 05.58.82.22.42 or at 05.58.82.22.43 or on Marine VHF Channel 16 or 6 and 10: Call sign/centre essais missiles/missiles testing center.

13 earlier routine reports replaced by newer issues

157/202630 Apr 2026, 11:25 UTC
Special mark ALGO.8 missing off Lesconil, Iroise
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
154/202630 Apr 2026, 11:01 UTC
Beacon No. 2 (port hand) removed in La Rance; temporary buoy established
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
153/202630 Apr 2026, 11:00 UTC
Beacon No.4 removed; temporary buoy established in La Rance (Casquets)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
138/202607 Apr 2026, 13:43 UTC
Beacon missing off Iroise - Odet Balise No.13
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
88/202604 Mar 2026, 09:25 UTC
Bourg-sur-Gironde light removed (Rochebonne, Dordogne)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
83/202604 Mar 2026, 09:12 UTC
Beacon 2 missing near Port de Vannes, Gulf of Morbihan
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
80/202604 Mar 2026, 09:06 UTC
Beacon TRUIE DE BANGOR topmark missing near Belle-Île
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
71/202624 Feb 2026, 13:55 UTC
Temporary removal of mooring buoy off Pauillac (Rochebonne, Gironde)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
67/202618 Feb 2026, 09:26 UTC
Pigeonier Aval light unlit near Blayais (Rochebonne, Gironde)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
61/202618 Feb 2026, 09:02 UTC
Port lateral buoy renamed Px8 at Le Trieux (Casquets)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
60/202618 Feb 2026, 09:00 UTC
Starboard lateral buoy renamed Px13 at access to Pontrieux (Le Trieux, Casquets)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
59/202618 Feb 2026, 08:56 UTC
Beacon renamed at Pointe de Coat-Ermit, Trieux River (Casquets)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
55/202610 Feb 2026, 08:15 UTC
Buoy renamed No 3 in Elorn River (Iroise)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026