Mediterranean Sea - Western Basin
IHO sea area 28A · -2° to 12° E, 36° to 44° N
- in force
- 2
- last 12 months
- 2
- since 1998
- 1,204
- categories
- 11
In force now · 2
- NAVAREA III 100/26 · Towing2026-06-27Towed target shooting exercise in western Mediterranean Sea on October 29 or 30, 2026, within a defined area; canceled by October 31.
- HYDROLANT 1235/26 · Exercises2026-06-25Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.
Longest in force
- HYDROLANT 1235/26 · Exercises2026-06-25Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.
- NAVAREA III 100/26 · Towing2026-06-27Towed target shooting exercise in western Mediterranean Sea on October 29 or 30, 2026, within a defined area; canceled by October 31.
By year
98
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 · since 1997
| Exercises | 387 | 32% |
| Nav aids | 261 | 22% |
| Surveys | 194 | 16% |
| Cable ops | 161 | 13% |
| Derelicts | 85 | 7% |
| Other | 59 | 5% |
| Containers | 26 | 2% |
| Debris | 15 | 1% |
| Wrecks | 11 | 1% |
| Missiles | 4 | 0% |
| Towing | 1 | 0% |
Archive · 1,202 cancelled
- HYDROLANT 437/09 · Other2009-03-04 → 2009-03-12Bombing exercises: a. 060900Z to 061730Z mar within 30 miles of 41-33.0N 005-10.0E
- HYDROLANT 422/09 · Cable ops2009-03-02 → 2009-04-16Cable laying operations in progress until 15 apr by cableship ile de batz vicinity of trackline joining…
- HYDROLANT 410/09 · Cable ops2009-02-28 → 2009-03-26Seismic survey in progress until 25 mar by M/V bos angler towing 4.5 mile long cable in area bound by…
- HYDROLANT 393/09 · Containers2009-02-25 → 2009-03-02Two containers adrift vicinity 37-07.3N 008-01.7E at 232000Z feb
- HYDROLANT 384/09 · Cable ops2009-02-24 → 2009-03-02Cable laying operations 27 feb thru 03 mar by cableship ile de batz vicinity of trackline joining 42-53.5N…
- HYDROLANT 299/09 · Nav aids2009-02-12 → 2009-02-13Nga chart 52200 (8TH ed)
- HYDROLANT 279/09 · Surveys2009-02-09 → 2009-03-01Survey operations in progress until 28 feb by M/V aurelia along trackline joining 37-41.49N 011-18.11E,…
- HYDROLANT 255/09 · Containers2009-02-06 → 2009-02-13Container adrift vicinity 37-32.2N 009-02.2E on 05 feb
- HYDROLANT 218/09 · Nav aids2009-02-02 → 2009-02-11Nga chart 52220 (7TH ed)
- HYDROLANT 2053/08 · Surveys2008-11-27 → 2009-02-09Survey operations in progress until 02 mar 09 by M/V utec surveyor, M/V aurelia and M/V flying enterprise…
- HYDROLANT 1811/08 · Surveys2008-10-28 → 2008-11-26Survey operations 27 oct thru 25 nov along trackline joining 37-41.49N 011-18.11E, 37-40.64N 010-55.81E,…
- HYDROLANT 1490/08 · Exercises2008-09-14 → 2008-09-17Gunnery exercises 171100Z to 171500Z sep within 30 miles of 39-30N 006-30E
- HYDROLANT 1373/08 · Nav aids2008-08-25 → 2008-09-04Nga chart 52200 (8TH ed)
- HYDROLANT 1346/08 · Derelicts2008-08-19 → 2008-09-20S/V camaheto damaged in stern and adrift from collision at 37-27.0N 007-01.8E
- HYDROLANT 1247/08 · Other2008-07-30 → 2008-08-06Seven meter wooden trunk adrift in 39-10.93N 008-14.17E
- HYDROLANT 1217/08 · Derelicts2008-07-23 → 2008-07-30Derelict vessel adrift vicinity 36-56.6N 010-32.7E
- HYDROLANT 1125/08 · Surveys2008-07-07 → 2008-07-21Survey operations 09 thru 20 jul by M/V kommander jack in area bound by 37-16.9N 011-51.5E, 37-45.2N…
- HYDROLANT 1040/08 · Surveys2008-06-25 → 2008-07-09Survey operations in progress until 08 jul by M/V bahamian and M/V commander jack in area bound by 37-16.95N…
- HYDROLANT 697/08 · Nav aids2008-04-23 → 2008-04-28Nga chart 52184 (3RD ed)
- HYDROLANT 586/08 · Nav aids2008-04-08 → 2008-04-10Nga chart 52184(3RD ed)
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.