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 990/21 · Cable ops2021-04-11 → 2021-04-16Cable operations 130700Z to 152359Z apr by M/V rebecca along trackline joining 37-10.00N 000-06.20E,…
- HYDROLANT 981/21 · Exercises2021-04-10 → 2021-04-15Gunnery exercises 130001Z to 142300Z apr in area bound by 42-10.0N 006-40.0E, 42-10.0N 007-46.5E, 42-00.0N…
- HYDROLANT 955/21 · Missiles2021-04-08 → 2021-04-08Missile operations 081400Z to 081600Z apr in area bound by 42-10N 006-40E, 42-10N 007-47E, 42-00N 007-41E,…
- HYDROLANT 946/21 · Cable ops2021-04-07 → 2021-04-13Cable operations 081400Z to 201400Z apr by cableship raymond croze in area bound by 37-24.0N 003-45.0E,…
- HYDROLANT 919/21 · Exercises2021-04-05 → 2021-04-06Hazardous operations 060400Z to 061600Z apr in area bound by 37-00N 003-00E, 37-00N 003-13E, 36-50N 003-13E,…
- HYDROLANT 918/21 · Surveys2021-04-05 → 2021-04-17Survey operations 06 thru 16 apr by by M/V thetys II and M/V l'europe in area bound by 43-19.9N 007-48.9E,…
- HYDROLANT 917/21 · Missiles2021-04-05 → 2021-04-06Missile operations 061100Z to 061400Z apr in area bound by 42-10.0N 006-40.0E, 42-10.0N 007-46.5E, 41-38.0N…
- HYDROLANT 912/21 · Exercises2021-04-05 → 2021-04-30Hazardous operations 0530Z to 1530Z daily 06 thru 09, 16, 23, 26 thru 30 and 0530Z to 2100Z daily 12 thru…
- HYDROLANT 901/21 · Nav aids2021-04-03 → 2021-04-13Punta san carlos light 39-51.91N 004-18.41E unlit
- HYDROLANT 884/21 · Cable ops2021-03-31 → 2021-04-22Cable operations in progress until 02 may by cableship pierre de fermat: a. along trackline joining…
- HYDROLANT 881/21 · Cable ops2021-03-31 → 2021-04-05Cable operations in progress until 07 apr by M/V rebecca along trackline joining 38-38.68N 007-56.88E,…
- HYDROLANT 879/21 · Cable ops2021-03-31 → 2021-03-31Cable operations in progress until 02 may by cableship pierre de fermat along trackline joining 38-27.43N…
- HYDROLANT 863/21 · Exercises2021-03-29 → 2021-03-31Hazardous operations 310400Z to 311100Z mar in area bound by 42-10.0N 006-40.0E, 42-10.0N 007-47.5E,…
- HYDROLANT 821/21 · Cable ops2021-03-24 → 2021-03-31Cable operations in progress until 01 apr by M/V rebecca along trackline joining 38-55.53N 002-58.11E,…
- HYDROLANT 809/21 · Cable ops2021-03-22 → 2021-03-24Cable operations in progress until 312359Z mar by M/V rebecca in area bound by 38-55.53N 002-58.11E,…
- HYDROLANT 789/21 · Exercises2021-03-20 → 2021-03-23Gunnery exercises 230800Z to 231100Z mar in area bound by 41-55N 008-16E, 41-44N 008-06E, 41-55N 007-47E,…
- HYDROLANT 689/21 · Nav aids2021-03-10 → 2021-04-16Capo caccia light 40-33-39N 008-09-45E unlit
- HYDROLANT 644/21 · Cable ops2021-03-05 → 2021-03-22Cable operations 091500Z to 222300Z mar by M/V rebecca in area bound by 36-26.1N 001-17.2W, 37-01.2N…
- HYDROLANT 641/21 · Exercises2021-03-05 → 2021-03-11Hazardous operations 0800Z to 1700Z 09 and 10, 110800Z to 111100Z mar in area bound by 42-00N 007-09E,…
- HYDROLANT 634/21 · Derelicts2021-03-05 → 2021-03-08Derelict vessel adrift in vicinity 37-12.5N 000-44.3E at 041100Z mar 21
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.