Mozambique Channel
IHO sea area 45A · 32° to 49° E, -27° to -10° N
- in force
- 1
- last 12 months
- 8
- archive messages
- 573
- categories
- 16
What the archive shows
573 messages are recorded since 1992-04-19 for the Mozambique Channel. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Incidents accounts for 251 of 573 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 2026-09-23 00:00ZResearch vessel Marion Dufresne conducts oceanographic survey in Indian Ocean southwest sector offshore Mayotte 24 September to 4 October 2026, requesting vessels give 1 nautical mile wide berth.
In force now · 1
Longest in force
By year
92
98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
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26
By month (all years)
J
F
M
A
M
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By category · available archive
| Incidents | 251 | 44% |
| Nav aids | 98 | 17% |
| Surveys | 50 | 9% |
| Derelicts | 47 | 8% |
| Cable ops | 43 | 8% |
| Exercises | 26 | 5% |
| Other | 18 | 3% |
| Piracy | 11 | 2% |
| Wrecks | 9 | 2% |
| Containers | 4 | 1% |
| Quakes | 4 | 1% |
| Debris | 3 | 1% |
| Spills | 3 | 1% |
| Restricted | 3 | 1% |
| Volcanic | 2 | 0% |
| Structures | 1 | 0% |
Ports on this sea · 11
Busiest first by annual vessel calls (IMF PortWatch); each port page shows the warnings within 60 nm, its World Port Index profile and monthly port calls.
- Maputo · Mozambique20 archived
- Beira · Mozambique8 archived
- Nacala · Mozambique5 archived
- Port de Longoni · Mayotte1 in force
- Moroni · Comoros51 archived
- Pemba · Mozambique5 archived
- Mutsamudu · Comoros172 archived
- Majunga · Madagascar2 archived
- Tulear (Toliara) · Madagascar7 archived
- Mozambique - Offshore Oil Terminal 1 · Mozambique24 archived
- Andoany · Madagascar10 archived
Archive · 572 cancelled
- HYDROPAC 2826/26 · Exercises2026-09-30 → 2026-09-30Hazardous operations are ongoing until further notice in the Mozambique Channel off Mozambique within an area bounded by 10 degrees 31.52 minutes south, 040 degrees 42.53 minutes east.
- NAVAREA 7 271/26 · Restricted2026-09-29 → 2026-09-25Exclusion zone is established in the Golfinho Gas Field off Cabo Delgado, Mozambique Channel, from 29 September 2026, until further notice; vessels must keep 1 nautical mile away.
- HYDROPAC 2752/26 · Surveys2026-09-23 → 2026-09-23Survey operations by vessel Marion Dufresne are taking place in the Mozambique Channel near Mayotte from 24 September to 4 October, requesting a one-mile berth.
- HYDROPAC 2723/26 · Spills2026-09-19 → 2026-09-23An oil spill is reported in the Mozambique Channel at 18-44.91S 040-32.81E, and vessels are asked to keep a sharp lookout.
- NAVAREA 7 266/26 · Spills2026-09-19 → 2026-09-18An oil spill is reported in the Mozambique Channel, Indian Ocean, at 18-44.91S 040-32.81E on 19 September 2026; vessels keep lookout and report sightings to rescue coordination center.
- HYDROPAC 2413/26 · Derelicts2026-08-23 → 2026-08-24A derelict vessel is adrift between Djamandjary and Mayotte via Mozambique Channel; reports to JRCC Madagascar or MRCC Cape Town; this warning cancels at 261338Z Aug 26.
- NAVAREA 7 13/26 · Restricted2026-01-12 → 2026-09-11A maritime exclusion zone is established in the Golfinho Gas Field offshore Capo Delgado from 01 Jan 26; vessels navigate with caution and provide 1 nautical mile berth.
- HYDROPAC 3085/24 · Surveys2024-09-20 → 2024-11-22Survey operations 20 sep thru 07 oct by M/V fnin in area bound by 12-30.00S 045-17.00E, 13-18.00S…
- HYDROPAC 1234/24 · Exercises2024-04-15 → 2024-04-17Gunnery exercises 170500Z to 170900Z apr in area bound by 12-33.00S 045-11.00E, 12-35.00S 044-53.00E,…
- HYDROPAC 1221/24 · Incidents2024-04-15 → 2024-05-03Man overboard from cableship kavo perdika in 22-18.37S 038-05.49E
- HYDROPAC 1178/24 · Debris2024-04-11 → 2024-04-14Cylindrical grey metallic object adrift in 13-01.00S 045-11.00E
- HYDROPAC 1115/24 · Derelicts2024-04-07 → 2024-04-10Derelict canoe with outrigger adrift in 12-40.56S 045-11.75E
- HYDROPAC 1016/24 · Derelicts2024-03-28 → 2024-04-01M/V ruth baby 3 disabled and adrift in 17-15.50S 043-14.00E
- HYDROPAC 906/24 · Exercises2024-03-18 → 2024-03-20Gunnery exercises 200500Z to 200900Z mar in area bound by 12-33.00S 045-11.00E, 12-35.00S 044-53.00E,…
- HYDROPAC 274/24 · Derelicts2024-01-23 → 2024-01-26Derelict 20 meter burnt F/V adrift in 14-10.11S 045-46.31E at 231031Z jan
- HYDROPAC 256/24 · Incidents2024-01-21 → 2024-02-09Six meter F/V mariziki 1, white and brown hull, two persons onboard, overdue
- HYDROPAC 208/24 · Derelicts2024-01-17 → 2024-01-20Derelict 20 meter F/V adrift in 14-10.11S 045-46.31E
- HYDROPAC 204/24 · Exercises2024-01-17 → 2024-01-22Gunnery exercises 180330Z to 180900Z jan, 1100Z to 1400Z daily 18, 19 and 22 jan in area bound by 12-55.00S…
- HYDROPAC 171/24 · Exercises2024-01-15 → 2024-01-16Gunnery exercises 161100Z to 161400Z jan in area bound by 12-55.00S 045-18.00E, 12-55.00S 045-20.00E,…
- HYDROPAC 128/24 · Derelicts2024-01-11 → 2024-01-14Derelict 20 meter F/V adrift in 14-10.11S 045-46.31E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.