Bay of Biscay
IHO sea area 22 · -8° to -0° E, 43° to 48° N
- in force
- 0
- last 12 months
- 0
- archive messages
- 488
- categories
- 13
What the archive shows
488 messages are recorded since 1999-01-12 for the Bay of Biscay. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Exercises accounts for 164 of 488 recorded messages (34%), the largest category group in this selection.
The NGA historical archive froze in 2024-05; live collection began 2026-08-17. Counts around that gap are incomplete, and changes in reporting volume do not establish changes in incident frequency.
In force now · 0
Nothing in force in this sea right now.
By year
By month (all years)
By category · available archive
| Exercises | 164 | 34% |
| Incidents | 106 | 22% |
| Surveys | 66 | 14% |
| Derelicts | 55 | 11% |
| Other | 22 | 5% |
| Nav aids | 21 | 4% |
| Containers | 17 | 3% |
| Debris | 14 | 3% |
| Cable ops | 9 | 2% |
| Wrecks | 6 | 1% |
| Ordnance | 3 | 1% |
| Missiles | 3 | 1% |
| Restricted | 2 | 0% |
Archive · 488 cancelled
- HYDROLANT 2725/99 · Wrecks1999-12-15 → 2000-04-21Wreck marked by orange buoy in 47-14.4N 004-22.3W
- HYDROLANT 2603/99 · Incidents1999-12-03 → 2000-01-14Man overboard from M/V pride of bilbao vicinity 46-00.7N 004-18.4W at 022030Z dec
- HYDROLANT 2450/99 · Derelicts1999-11-14 → 1999-11-26Derelict 10.5 meter S/V tinez adrift vicinity 45-27.5N 005-03.5W at 141855Z nov
- HYDROLANT 2446/99 · Incidents1999-11-14 → 1999-11-14Distress signal received vicinity 45-32N 005-08W at 141214Z nov
- HYDROLANT 2250/99 · Derelicts1999-10-21 → 1999-10-28Derelict seven meter S/V adrift vicinity 45-52N 005-53W at 210600Z oct
- HYDROLANT 2057/99 · Incidents1999-09-27 → 1999-11-12Man overboard from M/V karawa vicinity of trackline between 42-23.5N 009-48W at 252000Z sep and 48-38.4N…
- HYDROLANT 1026/99 · Cable ops1999-05-20 → 1999-05-22Cable operations in progress until further notice by cableship leon thevenin between 45-52N 003-37W and…
- HYDROLANT 72/99 · Cable ops1999-01-12 → 1999-01-14Underwater cable operations in progress until further notice by cableship leon thevenin between 46-38N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.