Gulf of Guinea
IHO sea area 34 · -8° to 10° E, -1° to 7° N
- in force
- 4
- last 12 months
- 6
- archive messages
- 662
- categories
- 15
What the archive shows
662 messages are recorded since 1980-01-17 for the Gulf of Guinea. 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 290 of 662 recorded messages (44%), 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.
- An older warning still listed in force · issued 2026-05-21 09:04ZA dangerous wreck is reported in the Gulf of Guinea at 04-18.50N 007-02.20E. Navigate with caution and at reduced speed.
In force now · 4
- NAVAREA II 316/26 · Surveys2026-09-04A list gives last known positions of rigs and drill ships in the Gulf of Guinea, Pointe Noire and Sierra Leone at 040430 UTC Sep 26.
- NAVAREA II 257/26 · Nav aids2026-06-20In the Gulf of Guinea, IMD1 at 03-57.22N 007-46.53E and Calm Buoy at 04-01.31N 007-48.18E are unlit; navigate with caution.
- HYDROLANT 986/26 · Wrecks2026-05-21A dangerous wreck is located in the Gulf of Guinea, Nigeria at 04-18.50N 007-02.20E.
- NAVAREA II 215/26 · Wrecks2026-05-21A dangerous wreck is reported in the Gulf of Guinea at 04-18.50N 007-02.20E. Navigate with caution and at reduced speed.
Longest in force
- NAVAREA II 215/26 · Wrecks2026-05-21A dangerous wreck is reported in the Gulf of Guinea at 04-18.50N 007-02.20E. Navigate with caution and at reduced speed.
- HYDROLANT 986/26 · Wrecks2026-05-21A dangerous wreck is located in the Gulf of Guinea, Nigeria at 04-18.50N 007-02.20E.
- NAVAREA II 257/26 · Nav aids2026-06-20In the Gulf of Guinea, IMD1 at 03-57.22N 007-46.53E and Calm Buoy at 04-01.31N 007-48.18E are unlit; navigate with caution.
- NAVAREA II 316/26 · Surveys2026-09-04A list gives last known positions of rigs and drill ships in the Gulf of Guinea, Pointe Noire and Sierra Leone at 040430 UTC Sep 26.
By year
80
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · available archive
| Piracy | 290 | 44% |
| Cable ops | 175 | 26% |
| Surveys | 67 | 10% |
| Incidents | 52 | 8% |
| Exercises | 25 | 4% |
| Wrecks | 16 | 2% |
| Other | 10 | 2% |
| Nav aids | 7 | 1% |
| Derelicts | 6 | 1% |
| Missiles | 6 | 1% |
| Debris | 3 | 0% |
| Spills | 2 | 0% |
| Volcanic | 1 | 0% |
| Restricted | 1 | 0% |
| Quakes | 1 | 0% |
Archive · 658 cancelled
- HYDROLANT 1781/17 · Surveys2017-06-06 → 2017-06-18Survey operations in progress until 172359Z jun by M/V ramform atlas towing 14 six mile long cables in area…
- HYDROLANT 1556/17 · Piracy2017-05-17 → 2017-05-24M/V attacked in 03-59N 006-46E at 171120Z may
- HYDROLANT 1366/17 · Piracy2017-04-29 → 2017-05-06M/V attacked in 03-33N 006-42E at 291820Z apr
- HYDROLANT 1361/17 · Piracy2017-04-29 → 2017-05-06M/V attacked in 03-49N 007-04E at 281850Z apr
- HYDROLANT 1360/17 · Piracy2017-04-29 → 2017-05-06M/V attacked in 03-41N 006-46E at 290755Z apr
- HYDROLANT 1359/17 · Piracy2017-04-29 → 2017-04-29M/V attacked in 00-56N 007-01E at 290640Z apr
- HYDROLANT 1356/17 · Piracy2017-04-29 → 2017-05-06M/V attacked in 03-51.20N 006-46.08E at 290408Z apr
- HYDROLANT 1253/17 · Piracy2017-04-19 → 2017-04-26M/V attacked in 04-06.43N 006-15.34E at 190934Z apr
- HYDROLANT 1247/17 · Piracy2017-04-19 → 2017-04-26M/V attacked in 03-25N 005-36E at 190855Z apr
- HYDROLANT 1127/17 · Surveys2017-04-07 → 2017-06-06Survey operations in progress until 072359Z jun by M/V ramform atlas towing 14 six mile long cables in area…
- HYDROLANT 1027/17 · Piracy2017-03-30 → 2017-04-06M/V attacked in 04-01N 006-48E at 300800Z mar
- HYDROLANT 1022/17 · Piracy2017-03-29 → 2017-04-05M/V attacked in 04-09.58N 004-37.18E at 291305Z mar
- HYDROLANT 1020/17 · Piracy2017-03-29 → 2017-03-29M/V attacked in 04-09.58N 004-37.18E at 291305Z mar
- HYDROLANT 793/17 · Volcanic2017-03-10 → 2018-09-07Volcanic activity reported in 02-46.01N 009-46.35E
- HYDROLANT 786/17 · Piracy2017-03-10 → 2017-03-17M/V attacked in 03-03N 006-57E at 100630Z mar
- HYDROLANT 760/17 · Piracy2017-03-08 → 2017-03-15M/V attacked in 03-20.0N 004-28.9E at 080800Z mar
- HYDROLANT 758/17 · Piracy2017-03-08 → 2017-03-15M/V attacked in 03-16N 004-31E at 080830Z mar
- HYDROLANT 750/17 · Piracy2017-03-07 → 2017-03-14M/V attacked in 04-41N 007-09E at 070620Z mar
- HYDROLANT 705/17 · Piracy2017-03-03 → 2017-03-10M/V reports approach by suspicious vessel in 04-28N 002-30E at 021540Z mar
- HYDROLANT 571/17 · Piracy2017-02-19 → 2017-02-26M/V attacked in 05-13N 004-48E at 190908Z feb
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.