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 1312/21 · Nav aids2021-05-14 → 2021-05-19Capo mannu light 40-02.1N 008-22.7E unlit unil 182359Z may
- HYDROLANT 1264/21 · Surveys2021-05-08 → 2021-05-10Underwater operations in progress until 092359Z may by M/V rebel in area within four miles of 43-00N 008-00E
- HYDROLANT 1254/21 · Surveys2021-05-07 → 2021-05-18Survey operations 09 thru 17 may by M/V thetys II and M/V l'europe in area bound by 43-19.98N 007-48.96E,…
- HYDROLANT 1244/21 · Surveys2021-05-05 → 2021-05-11Underwater operations 080001Z to 102359Z may by M/V l'atlante in area within one miles of 42-49N 008-06E
- HYDROLANT 1213/21 · Nav aids2021-05-03 → 2021-05-28Iles cani light 37-21.3N 010-07.4E unreliable
- HYDROLANT 1207/21 · Nav aids2021-05-01 → 2021-05-04Capo sandalo light 39-08.8N 008-13.4E unlit
- HYDROLANT 1179/21 · Nav aids2021-04-29 → 2021-05-14Capo mannu light 40-02.1N 008-22.7E unlit
- HYDROLANT 1171/21 · Nav aids2021-04-28 → 2021-05-02Ilot d'arzew light 35-52.4N 000-17.4W unlit
- HYDROLANT 1155/21 · Exercises2021-04-27 → 2021-04-29Hazardous operations 270001Z to 282539Z apr in area bound by 36-55.0N 005-46.0E, 36-50.0N 005-46.0E,…
- HYDROLANT 1146/21 · Nav aids2021-04-26 → 2021-04-29Capo mannu light 40-02.1N 008-22.7E unlit until 28 apr
- HYDROLANT 1110/21 · Cable ops2021-04-22 → 2021-04-28Cable operations in progress until further notice by cableship pierre de fermat along trackline joining…
- HYDROLANT 1101/21 · Cable ops2021-04-21 → 2021-04-29Cable operations 221400Z to 291400Z apr by cableship raymond croze in area bound by 37-06.00N 000-21.80W,…
- HYDROLANT 1089/21 · Exercises2021-04-20 → 2021-04-22Gunnery exercises 0600Z to 1100Z daily 21 and 22 apr in areas bound by: a. 39-00-00N 009-00-00E, 39-07-44N…
- HYDROLANT 1084/21 · Exercises2021-04-19 → 2021-04-20Gunnery exercises 201100Z to 201800Z apr in areas bound by: a. 39-00-00N 009-00-00E, 39-07-44N 008-29-31E,…
- HYDROLANT 1075/21 · Surveys2021-04-19 → 2021-05-05Survey operations in progress until 051200Z may by M/V urbano monti in area bound by 41-25.25N 002-14.50E,…
- HYDROLANT 1069/21 · Exercises2021-04-19 → 2021-04-20Gunnery exercises 200600Z to 201100Z apr in areas bound by: a. 39-00-00N 009-00-00E, 39-07-44N 008-29-31E,…
- HYDROLANT 1046/21 · Exercises2021-04-17 → 2021-04-22Hazardous operations 180001Z to 212359Z apr in area bound by 37-10N 005-30E, 37-30N 005-30E, 37-30N 006-00E,…
- HYDROLANT 1039/21 · Nav aids2021-04-16 → 2021-12-21Cap de garde light 36-58.0N 007-47.0E unreliable
- HYDROLANT 1017/21 · Exercises2021-04-14 → 2021-04-15Hazardous operations 151200Z to 151700Z apr in area bound by 38-40-00N 008-10-00E, 38-45-00N 008-10-00E,…
- HYDROLANT 1015/21 · Exercises2021-04-14 → 2021-04-15Gunnery exercises 151300Z to 151659Z apr in area bound by 42-10.0N 006-40.0E, 42-10.0N 007-46.5E, 42-00.0N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.