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% |
| Missiles | 1 | 0% |
| Spills | 1 | 0% |
Archive · 257 cancelled
- HYDROPAC 237/11 · Piracy2011-01-20 → 2011-01-29M/V attacked in 13-09N 049-14E at 200333Z jan
- HYDROPAC 175/11 · Piracy2011-01-15 → 2011-01-29Piracy action group sighted vicinity 12-41N 044-48E at 151830Z jan
- HYDROPAC 128/11 · Piracy2011-01-12 → 2011-01-12M/V attacked in 12-06N 044-24E at 121046Z jan
- HYDROPAC 38/11 · Piracy2011-01-04 → 2011-01-15Pirate action group in 12-10N 043-43E at 040532Z jan
- HYDROPAC 2768/10 · Piracy2010-12-13 → 2010-12-24M/V attacked in 13-09N 048-29E at 131000Z dec
- HYDROPAC 2531/10 · Incidents2010-11-22 → 2010-11-25Derelict nine meter vessel, red hull, capsized and adrift in 12-40N 047-30E at 220913Z nov
- USGS-USP000HPMM · Quakes2010-11-14 → 2010-11-1747 km ese of obock, djibouti
- USGS-USP000HPJ1 · Quakes2010-11-14 → 2010-11-1773 km e of obock, djibouti
- HYDROPAC 2456/10 · Piracy2010-11-13 → 2010-11-27Pirate action group in 13-12N 048-59E at 130708Z nov
- HYDROPAC 2336/10 · Piracy2010-11-02 → 2010-11-13F/V hijacked in 13-31.42N 048-19.16E at 021237Z nov
- HYDROPAC 2316/10 · Incidents2010-10-31 → 2010-11-13Vessel on fire and adrift in 12-57N 047-13E at 310654Z oct
- HYDROPAC 2273/10 · Ordnance2010-10-28 → 2010-12-01Bombing exercises 010001Z to 302359Z nov in areas: a. bound by 13-19N 047-01E, 13-23N 047-11E, 13-14N…
- HYDROPAC 2272/10 · Piracy2010-10-28 → 2010-11-06M/V attacked in 13-08N 049-14E at 280539Z oct
- HYDROPAC 2216/10 · Piracy2010-10-23 → 2010-11-06M/V attacked in 13-09N 049-15E at 230335Z oct
- HYDROPAC 2215/10 · Piracy2010-10-23 → 2010-11-06M/V attacked in 13-08N 048-44E at 222300Z oct
- HYDROPAC 2134/10 · Piracy2010-10-15 → 2010-10-23Piracy action group sighted in 14-09N 049-51E at 142130Z oct
- HYDROPAC 2047/10 · Piracy2010-10-03 → 2010-10-16Piracy action group sighted in 13-22N 049-31E at 031615Z oct
- HYDROPAC 2042/10 · Piracy2010-10-03 → 2010-10-03Piracy action group sighted in 13-22N 049-31E at 031429Z oct
- HYDROPAC 2015/10 · Piracy2010-09-29 → 2010-10-09Piracy action group sighted vicinity 12-22N 043-58E
- HYDROPAC 1991/10 · Ordnance2010-09-28 → 2010-11-01Bombing exercises 010001Z to 312359Z oct in areas: a. bound by 13-19N 047-01E, 13-23N 047-11E, 13-14N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.