Gulf of Aden
IHO sea area 38 · 43° to 51° E, 10° to 15° N
- in force
- 0
- last 12 months
- 4
- archive messages
- 257
- categories
- 12
What the archive shows
257 messages are recorded since 1997-03-09 for the Gulf of Aden. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Piracy accounts for 137 of 257 recorded messages (53%), 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
| Piracy | 137 | 53% |
| Incidents | 40 | 16% |
| Ordnance | 21 | 8% |
| Other | 16 | 6% |
| Derelicts | 13 | 5% |
| Quakes | 12 | 5% |
| Cable ops | 9 | 4% |
| Exercises | 3 | 1% |
| Containers | 2 | 1% |
| Surveys | 2 | 1% |
| Spills | 1 | 0% |
| Missiles | 1 | 0% |
Archive · 257 cancelled
- HYDROPAC 1587/04 · Exercises2004-10-05 → 2004-10-14Hazardous operations 09 thru 13 oct vicinity 12-20N 044-00E
- HYDROPAC 1190/03 · Ordnance2003-07-10 → 2003-07-15Underwater ordnance detonations 140100Z to 151500Z jul within one mile of 11-35.5N 042-51.6E
- HYDROPAC 253/03 · Incidents2003-02-11 → 2003-03-29Distress signal received from M/V olivett in 12-34N 046-06E
- HYDROPAC 1808/02 · Piracy2002-10-01 → 2002-11-15M/V nadi anchored in 10-41N 044-01E surrounded by assumed pirates
- HYDROPAC 461/02 · Ordnance2002-03-14 → 2002-04-17Underwater ordnance detonations 0500Z to 1500Z daily 17 mar thru 17 apr within ten miles of 11-45N 044-45E
- HYDROPAC 1735/01 · Incidents2001-10-27 → 2001-10-27M/V odin explorer reports crew member with renal failure requiring medical assistance in 14-43.5N 049-49.8E
- HYDROPAC 1263/01 · Incidents2001-08-07 → 2001-09-21Distress signal received from M/V romanati in 13-06N 046-20E
- HYDROPAC 397/01 · Incidents2001-03-14 → 2001-03-21Distress signal received from S/V tosimoh vicinity 13-52N 048-56E
- HYDROPAC 133/01 · Incidents2001-01-27 → 2001-03-10Distress signal received from vessel tosimoh in 13-52N 048-56E
- HYDROPAC 1287/00 · Exercises2000-08-30 → 2000-09-04Gunnery exercises 040700Z to 040930Z sep in area bound by 12-14.1N 043-28.9E, 12-16.2N 043-28.5E, 12-15.4N…
- HYDROPAC 737/00 · Other2000-05-19 → 2000-05-19Vessel evelyne on fire vicinity 12-45N 047-15E at 190330Z may
- HYDROPAC 1225/99 · Incidents1999-11-11 → 1999-11-12Distress signal received from yacht aphrodite in 13-24N 045-46E at 111550Z nov
- HYDROPAC 715/99 · Incidents1999-08-02 → 1999-09-17Crewman with visual impairment requiring medical assistance on board M/V silvia saint vincent in 12-42N…
- HYDROPAC 586/99 · Incidents1999-07-02 → 1999-07-02Man overboard from M/V pacifist vicinity 12-27N 043-44E at 020200Z jul
- HYDROPAC 324/99 · Incidents1999-04-22 → 1999-06-04Distress signal received from yacht green wind, 12 persons on board, in 12-46N 045-53E at 210642Z apr
- HYDROPAC 111/99 · Ordnance1999-02-08 → 1999-02-12Underwater ordnance detonations 08 thru 11 feb within ten miles of 11-30N 044-10E
- USGS-USP0007YK5 · Quakes1997-03-09 → 1997-03-1241 km se of obock, djibouti
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.