France - AVINAV BREST

France394 in force5 new this week38 archivedupdated 13 Nov 2026, 20:49 UTCpage 5 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 →

205/2025
Damaged daymark on Vieille Noire beacon west of Ile de Béniguet
ActiveAids to navigation
23 Jul 2025, 06:57 UTCShow on map
Lang
Area: IROISE Locality: WEST OF ILE DE BENIGUET BEACON DAMAGED Mariners are advised that the daymark of the Vieille Noire beacon position 48-21.43N 004-55.26W is no longer compliant. The color is no longer identifiable, only the topmark is visible. Cancel AVINAV BREST 195/24
196/2025
Submerged steel gantry reported in Bassin d'Arcachon (Cantabrico)
ActiveWreck / obstruction
08 Jul 2025, 06:51 UTCShow on map
Lang
Area: CANTABRICO Locality: BASSIN D'ARCACHON SUBMERGED_OBJECT PRESENCE OF A STEEL GANTRY 44-39.85N 001-03.95W
195/2025
Unexploded pyrotechnic device reported off Biscarrosse (Cantabrico)
ActiveWreck / obstruction
08 Jul 2025, 06:50 UTCShow on map
Lang
Area: CANTABRICO Locality: APPROACHES TO BISCAROSSE SUBMERGED_OBJECT NAVIGATORS ARE INFORMED OF THE PRESENCE OF AN UNEXPLODED PYROTECHNIC DEVICE: - POSITION (WGS84) 44 19,85 N / 001 30,55 W - LENGTH: 1,50 TO 3,30 METRES DEPENDING ON INTEGRITY - DIAMETER: 273 MM. NAVIGATORS ARE REQUESTED NOT TO ANCHOR, DREDGE OR TRAWL WITHIN A RADIUS OF 1200 METRES AROUND THIS POSITION. IN CASE OF RECOVERY, DO NOT HANDLE THE OBJECT, APPLY ORDER 2002/23 OF 15 MAY 2002 AND CONTACT CROSS ETEL ON TEL 196 OR VHF CHANNEL 16.
192/2025
Submerged 100m fishing net with buoys near Les Casquets, Saint Malo
ActiveNavigational hazard
08 Jul 2025, 06:47 UTCShow on map
Lang
Area: CASQUETS Locality: SAINT MALO SUBMERGED FISH NET LENGTH 100m LINE WITH BUOYS 48-38.70N 002-02.50W
187/2025
Prohibited area created off Le Porge (Cantabrico)
ActiveRestricted area
01 Jul 2025, 06:28 UTCShow on map
Lang
Area: CANTABRICO Locality: LE PORGE EXCLUSION_ZONES In accordance with order 2025/077 of the Atlantic Maritime Prefecture, creation of a prohibited area. The full text of order 2025/077 is available on the Atlantic Maritime Prefecture website www.premar-atlantique.gouv.fr and on PING. Cancel AVINAV BREST 241/24
185/2025
Scientific oceanographic mooring in Cantabrico - keep clear 500 m
ActiveOffshore operations
24 Jun 2025, 07:21 UTCShow on map
Lang
Area: CANTABRICO SCIENTIFIC MOORING Oceanographic mooring about 50 meters below the surface supporting an instrumented line attached to a bottom sinker. Do not anchor, fish, or trawl within a 500-meter radius around position 44-09.86N 002-10.14W
177/2025
Cardinal beacon damaged off Île de Bréhat (Casquets area)
ActiveAids to navigation
24 Jun 2025, 07:10 UTCShow on map
Lang
Area: CASQUETS Locality: APPROACHES TO ILE DE BREHAT BEACON_TOPMARK_DAMAGED NOGUEJOU-BIHAN BEACON AN OGEJOU BIHAN East Cardinal 48-53.38N 003-01.90W
176/2025
Submerged particle traps deployed on mooring line at Banc de Guérande (YEU)
ActiveOffshore operations
24 Jun 2025, 07:09 UTCShow on map
Lang
Area: YEU Locality: BANC DE GUERANDE SUBMERGED_OBJECT From 22 May 2025, deployment of 2 particle traps on mooring line 47-14.42N 002-46.50W 47-14.42N 002-46.67W
173/2025
Submerged calibration cube moored in Rade de Brest (Iroise)
ActiveWreck / obstruction
17 Jun 2025, 06:58 UTCShow on map
Lang
Area: IROISE Locality: RADE DE BREST SUBMERGED_OBJECT A calibration cube was moored on 13 May 2025 in the following position: 48° 18.2327'N 004°24.5370'W. Mariners are requested not to anchor or trawl within a radius of 50 m.
170/2025PAN PAN
Dangerous wreck (sank 6m launch) off Ile des Hebihens, Casquets
ActiveWreck / obstruction
17 Jun 2025, 06:47 UTCShow on map
Lang
Area: CASQUETS Locality: ILE DES HEBIHENS DANGEROUS WRECK 6M LAUNCH SUNK PSN : 48-37.75N 002-11.62W
169/2025
Shoaling reported at entrance to Port La Noëvillard (Pornic)
ActiveNavigational hazard
17 Jun 2025, 06:46 UTCShow on map
Lang
Area: YEU Locality: PORNIC SHALLOW_DEPTH_REPORTED Shoaling at the entrance to the port of La Noëvillard
167/2025SÉCURITÉ
Leading rear light unlit in Chenal de Nantes (Quai des Antilles)
ActiveAids to navigation
17 Jun 2025, 06:39 UTCShow on map
Lang
Area: YEU Locality: CHENAL DE NANTES LIGHT UNLIT QUAI DES ANTILLES 64 DEGREE LEADING LIGHT - REAR LIGHT 47-12.01N 001-34.36W
165/2025
Sunken vessel reported in Beg Meil approaches (Iroise)
ActiveWreck / obstruction
10 Jun 2025, 07:08 UTCShow on map
Lang
Area: IROISE Locality: BEG MEIL APPROACHES HAZARDOUS_AREA 6,60 M VESSEL SUNK PSN : 47-49.19N 003-59.21W
155/2025PAN PAN
Dangerous wreck reported in Rochebonne, Gironde approach
ActiveWreck / obstruction
03 Jun 2025, 07:17 UTCShow on map
Lang
Area: ROCHEBONNE Locality: GIRONDE APPROACH DANGEROUS WRECK 45-36.00N 001-23.65W
154/2025
Buoys B4 and B5 missing in exclusion zone off Seignosse (Cantabrian)
ActiveAids to navigation
27 May 2025, 07:17 UTCShow on map
Lang
Area: CANTABRICO Locality: SEIGNOSSE BUOY_MISSING BUOYS B4 AND B5 OF THE EXCLUSION ZONE B1 43-43.91N 001-27.10W M10 43-43.88N 001-26.92W B2 43-43.86N 001-26.74W B3 43-43.83N 001-26.55W B4 43-43.69N 001-26.58W B5 43-43.56N 001-26.60W B6 43-43.42N 001-26.62W B7 43-43.45N 001-26.80W B8 43-43.48N 001-26.99W B9 43-43.51N 001-27.17W B10 43-43.64N 001-27.15W B11 43-43.78N 001-27.12W
150/2025
Submerged mooring moved south of Oléron (Rochebonne area)
ActiveWreck / obstruction
27 May 2025, 07:14 UTCShow on map
Lang
Area: ROCHEBONNE Locality: OFF OLERON SUBMERGED_OBJECT A MOORING SINKER WITH 3T OF CHAIN INITIALLY INSTALLED IN POSITION 45-58.46N 002-06.27W HAS BEEN MOVED TO THE SOUTH, PROBABLY WITHIN A RADIUS
149/2025
Submerged lost dredge unmarked near Casquets (approaches to Saint Malo)
ActiveWreck / obstruction
27 May 2025, 07:13 UTCShow on map
Lang
Area: CASQUETS Locality: APPROACHES TO SAINT MALO SUBMERGED OBJECT LOSS OF DREDGE NOT MARKED AT SURFACE 48-43.35N 002-07.41W
146/2025
Hazardous area in Cantabrico - vessels requested to keep clear
ActiveRestricted area
20 May 2025, 07:07 UTCShow on map
Lang
Area: CANTABRICO HAZARDOUS_AREA VESSELS ARE REQUESTED TO KEEP CLEAR OF THE AREA OF RADIUS 5000M CENTERED ON: 44-22.41N 001-43.21W CANCEL AVURNAV BREST 205/25
143/2025
Scientific research buoy reported off Pornic (YEU)
ActiveAids to navigation
20 May 2025, 07:00 UTCShow on map
Lang
Area: YEU Locality: PORNIC SCIENTIFIC BUOY APPARATUS 47-06.47N 002-06.67W
132/2025
Lost unmarked dredge reported near Casquets, Bay of Saint-Brieuc
ActiveDrifting object
13 May 2025, 07:55 UTCShow on map
Lang
Area: CASQUETS Locality: BAIE DE SAINT-BRIEUC SUBMERGED_OBJECT LOST DREDGE UNMARKED AT SURFACE 48-43.00N 002-37.67W
122/2025
Scientific buoy and mooring near Ile de Batz (Ouessant area) - avoid anchoring/trawling
ActiveOffshore operations
13 May 2025, 07:39 UTCShow on map
Lang
Area: OUESSANT Locality: ILE DE BATZ SCIENTIFIC_BUOY_APPARATUS SCIENTIFIC_MOORING Do not anchor, dredge, or trawl within a radius of 100 m around position. 48-47.20N 004-01.17W
118/2025
Temporary yellow buoy with St Andrew's Cross topmark off Rochebonne
ActiveAids to navigation
06 May 2025, 06:41 UTCShow on map
Lang
Area: ROCHEBONNE TEMPORARY BUOY EAU 03 YELLOW BUOY - ST ANDREW'S CROSS TOPMARK LIGHT : Y-FI(5) 20s-3M 45-40.32N 001-51.68W
104/2025
Port of Brest lateral channel lights out of synchronization
ActiveAids to navigation
22 Apr 2025, 07:14 UTCShow on map
Lang
Area: IROISE Locality: PORT DE BREST LIGHTS OUT OF SYNCHRONIZATION EAST CHANNEL PORT LIGHT Port lateral 48°22,698'N - 004°28,475'W EAST CHANNEL STARBOARD LIGHT Starboard lateral 48°22,762'N - 004°28,523'W
102/2025SÉCURITÉ
Light unlit at Yeu - Noirmoutier wind farm (OSS north side)
ActiveAids to navigation
15 Apr 2025, 07:23 UTCShow on map
Lang
Area: YEU Locality: YEU - NOIRMOUTIER WIND FARM LIGHT UNLIT OSS North side light 46-52.35N 002-30.26W
94/2025
Submerged fishing net and abandoned dredge off Casquets (Pierre de Herpin)
ActiveWreck / obstruction
15 Apr 2025, 07:16 UTCShow on map
Lang
Area: CASQUETS SUBMERGED_FISH_NET off Pierre de Herpin abandoned dredge 48-46.36N 001-46.43W
92/2025
Slipway beacon at Tréguier changed from south to east cardinal
ActiveAids to navigation
08 Apr 2025, 06:39 UTCShow on map
Lang
Area: CASQUETS Locality: TREGUIER BEACON CHANGE TREGUIER MARINA - SLIPWAY BEACON. THE SOUTH CARDINAL BEACON HAS BEEN CHANGED TO EAST CARDINAL. 48-47.23N 003-13.32W
80/2025
Submerged winch and steel cable off Pointe de Ramonette, Belle-Île
ActiveWreck / obstruction
25 Mar 2025, 07:45 UTCShow on map
Lang
Area: YEU Locality: BELLE-ILE SUBMERGED OBJECT POINTE DE RAMONETTE, ANCHORAGE AREA WINCH WITH STEEL CABLE FROM SUNKEN FISHING VESSEL 47-20.61N 003-08.20W
76/2025PAN PAN
Submerged fishing gear near Les Casquets, Saint-Malo
ActiveWreck / obstruction
18 Mar 2025, 07:55 UTCShow on map
Lang
Area: CASQUETS Locality: SAINT MALO SUBMERGED_OBJECT APPROXIMATELY 500M OF LINE ATTACHED TO POTS, UNBUOYED BETWEEN THE NORTH PLATEAU CARDINAL MARK AND THE SOUTH PLATEAU CARDINAL MARK 48-38.60N 002-02.30W REPRESENTS A HAZARD TO NAVIGATION
68/2025
Special-mark buoy missing off Lesconil, Iroise
ActiveAids to navigation
11 Mar 2025, 08:10 UTCShow on map
Lang
Area: IROISE Locality: LESCONIL BUOY MISSING ALGO 9 SPECIAL MARK 47-47.32N 004-11.10W
66/2025
Special mark buoy ALGO 3 off-position near Lesconil (Iroise)
ActiveAids to navigation
11 Mar 2025, 08:08 UTCShow on map
Lang
Area: IROISE Locality: LESCONIL BUOY_OFF_POSITION ALGO 3 SPECIAL MARK 47-46.89N 004-11.17W
65/2025
Pointe de la Rose light sectors unreliable; starboard lateral mark at Port de Brest (Iroise)
ActiveAids to navigation
11 Mar 2025, 08:07 UTCShow on map
Lang
Area: IROISE Locality: PORT DE BREST FIXED LIGHT LIGHT SECTORS UNRELIABLE POINTE DE LA ROSE LIGHT STARBOARD LATERAL MARK 48-22.83N 004-29.81W
64/2025SÉCURITÉ
Port of Brest - 'Feu de l'Artillerie' port-hand lateral light unlit
ActiveAids to navigation
11 Mar 2025, 08:06 UTCShow on map
Lang
Area: IROISE Locality: PORT OF BREST LIGHT UNLIT ARTILLERIE LIGHT PORT HAND LATERAL MARK 48-22.65N 004-29.72W
60/2025
Lost dredge marked by two white buoys near Casquets (Paimpol)
ActiveWreck / obstruction
05 Mar 2025, 09:24 UTCShow on map
Lang
Area: CASQUETS Locality: PAIMPOL SUBMERGED_OBJECT LOST DREDGE REPORTED MARKED BY 2 WHITE BUOYS 48-47.33N 002-52.22W
54/2025
Damaged north cardinal beacon north of former mussel beds, Saint-Brevin (YEU)
ActiveAids to navigation
05 Mar 2025, 09:17 UTCShow on map
Lang
Area: YEU Locality: SAINT-BREVIN BEACON_DAMAGED NORTH OF FORMER MUSSEL BEDS North Cardinal 47-13.47N 002-11.24W
52/2025
Lost anchor - subsurface mooring in Loire Estuary
ActiveWreck / obstruction
05 Mar 2025, 09:01 UTCShow on map
Lang
Area: YEU Locality: LOIRE ESTUARY SUBSURFACE_MOORING LOST ANCHOR 47-07.60N 002-25.40W
50/2025
Special mark buoy ALGO 11 reported missing in Iroise
ActiveAids to navigation
25 Feb 2025, 13:06 UTCShow on map
Lang
Area: IROISE BUOY_MISSING SPECIAL MARK BUOY ALGO 11 47-47.19N 004-09.78W
30/2025
Scientific moorings deployed in Baie de Douarnenez (Iroise)
ActiveSurvey operations
18 Feb 2025, 10:13 UTCShow on map
Lang
Area: IROISE Locality: BAIE DE DOUARNENEZ SCIENTIFIC_MOORING Mooring of scientific instruments and calibration targets from 19 January. area bounded by: 48-12.13N 004-28.07W 48-12.13N 004-27.58W 48-11.85N 004-27.58W 48-11.85N 004-28
17/2025
Pipeline construction between Ile Grande and Pleumeur-Bodou (Ouessant area)
ActiveCable / pipeline work
21 Jan 2025, 07:43 UTCShow on map
Lang
Area: OUESSANT WORKS IN PROGRESS TREBEURDEN - PLEUMEUR BODOU ILE GRANDE Construction of a pipeline between Ile Grande and the Pleumeur-Bodou wastewater treatment plant
15/2025
South cardinal beacon La Petite Gamelle topmark damaged, Iroise (Audierne)
ActiveAids to navigation
21 Jan 2025, 07:40 UTCShow on map
Lang
Area: IROISE Locality: AUDIERNE BEACON TOPMARK DAMAGED SOUTH CARDINAL - BEACON LA PETITE GAMELLE PSN : 48-00.54N 004-32.88W
10/2025
Acoustic recorder deployment south of Belle-Île; avoid trawling within 100 m
ActiveSurvey operations
14 Jan 2025, 08:00 UTCShow on map
Lang
Area: YEU Locality: SOUTH BELLE ILE ACOUSTIC_RECORDER deployment of underwater acoustic measuring instruments avoid fishing activities (towed gear) and give a wide berth of 100m around the deployment point. 47-06.32N 003-26.01W
314/2024
Port lateral buoy 12 reported missing in Iroise (Odet)
ActiveAids to navigation
24 Dec 2024, 07:16 UTCShow on map
Lang
Area: IROISE BUOY_MISSING Odet buoy number 12, metal spar, port lateral mark, reported missing. Position: 47-57.712N 004-06.097W

9 earlier routine reports replaced by newer issues

190/202501 Jul 2025, 12:06 UTC
Beacon 8 missing in Gulf of Morbihan; temporary port-hand buoy moored
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
125/202513 May 2025, 07:43 UTC
New special-mark buoy with light established off Cap Ferret (Arcachon)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
107/202522 Apr 2025, 07:17 UTC
Starboard lateral beacon missing at Dahouet (Casquets area)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
67/202511 Mar 2025, 08:09 UTC
ALGO 7 special-mark buoy off-position near Lesconil (Iroise)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
57/202505 Mar 2025, 09:19 UTC
South cardinal beacon missing off Saint-Brevin (YEU area)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
48/202525 Feb 2025, 13:03 UTC
Cobogal jetty light unlit in Bordeaux Channel (Rochebonne)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
12/202514 Jan 2025, 08:08 UTC
Temporary starboard lateral buoy laid at Le Blavet (Iroise) replacing missing spar beacon
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
11/202514 Jan 2025, 08:07 UTC
Lateral port beacon 2 at Billiers temporarily replaced by orange buoy
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026
311/202417 Dec 2024, 07:19 UTC
Starboard lateral buoy established off Lannion (Ouessant)
ActiveAids to navigation
Superseded by newer Aids to navigation notice348/2026