Nav aids

Temporary buoy with acoustic recorder established in 47-04.24N 003-19.81W until 25 may

Bay of Biscay · HYDROLANT 978/24

What this record establishes

Archived notice · 2024-05-26 00:01Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · AVURNAV BREST 135/24 092048Z MAY 24.. Issued 2024-05-09 21:27Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Bay of Biscay. The parsed report position is 47.071, -3.330. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the Bay of Biscay →

issued: 2024-05-09 21:27Z
status: Archived notice
self-cancels: 2024-05-26 00:01Z
authority: AVURNAV BREST 135/24 092048Z MAY 24.
issued by: AVURNAV BREST
sea: Bay of Biscay
position: 47.071, -3.330
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

BAY OF BISCAY.
FRANCE.
DNC 08.
1. TEMPORARY BUOY WITH ACOUSTIC RECORDER
   ESTABLISHED IN 47-04.24N 003-19.81W UNTIL 25 MAY.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 260001Z MAY 24.

Reading this warning

DNC (Digital Nautical Chart): A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
Position (degrees and minutes): How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Wide berth requested: Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
CANCEL THIS MSG: The warning's own expiry: a line telling the reader when the message cancels itself.
Date-time group (DTG): A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.

All warning terms →

Collected reports in this area · aids-to-navigation notices

347 within 180 nm since 1998 · 2 in the last 12 months · 0 listed in force now

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Aids to navigation2026-08-29
Les pierres noires lighthouse 48-18.60N 004-54.80W unlit2026-08-29
NAVTEX station corsen (w) 48-28.00N 005-03.00W off air2024-09-01
Le stiff light 48-28.46N 005-03.37W unlit2024-07-22
Ile vierge light 48-38.30N 004-34.10W unlit2024-05-03
Ile vierge light 48-38.32N 004-34.04W range reduced2024-04-23

Month of issue in the collected archive

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

138 aids-to-navigation notices listed in force · see all

Record snapshot 2026-09-30 03:16Z; source collection times vary.

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.