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 960/00 · Exercises2000-03-17 → 2000-03-23Gunnery exercises 231500Z to 231700Z mar within 20 miles of 39-00N 003-45E
- HYDROLANT 687/00 · Cable ops2000-02-24 → 2000-02-25Cable operations 250100Z feb until further notice by cableship raymond croze in area bound by 43-05N…
- HYDROLANT 407/00 · Exercises2000-02-02 → 2000-02-25Gunnery exercises 2301Z to 2259Z commencing daily 07 thru 12 and 13 thru 25 feb in area bound by 38-57N…
- HYDROLANT 406/00 · Exercises2000-02-02 → 2000-02-24Gunnery exercises 0700Z to 2259Z daily 08 thru 12 and 14 thru 24 feb in area bound by 38-57N 008-37E, 38-56N…
- HYDROLANT 381/00 · Exercises2000-02-01 → 2000-02-02Gunnery exercises 0101Z to 0059Z commencing daily 08 thru 12 and 14 thru 25 feb in area bound by 38-57N…
- HYDROLANT 380/00 · Exercises2000-02-01 → 2000-02-02Gunnery exercises 0900Z to 0059Z commencing daily 08 thru 12 and 14 thru 24 feb in area bound by 38-57N…
- HYDROLANT 351/00 · Exercises2000-01-30 → 2000-02-02Gunnery exercises 0800Z to 1700Z daily 31 jan and 02 feb in area bound by 38-55.2N 008-42.5E, 38-50.0N…
- HYDROLANT 255/00 · Exercises2000-01-24 → 2000-01-25Gunnery exercises 251400Z to 251600Z jan in area bound by 41-40N 005-39E, 41-39N 006-40E, 41-20N 006-34E
- HYDROLANT 253/00 · Surveys2000-01-24 → 2000-01-29Underwater operations during daylight hours in progress until 28 jan by M/V provence within one mile of…
- HYDROLANT 219/00 · Surveys2000-01-21 → 2000-01-27Underwater operations 0700Z to 1700Z daily 22 thru 27 jan by M/V minibex with submersible in area bound by…
- HYDROLANT 199/00 · Nav aids2000-01-18 → 2000-02-24Cap de feno light 41-23.5N 009-05.8E unreliable
- HYDROLANT 136/00 · Nav aids2000-01-14 → 2000-01-18Cap de feno light 41-14.6N 009-08.7E unreliable
- HYDROLANT 135/00 · Nav aids2000-01-14 → 2000-02-24Capo testa light 41-14.6N 009-08.7E unlit
- HYDROLANT 111/00 · Surveys2000-01-12 → 2000-01-22Underwater operations during daylight hours 13 thru 21 jan by M/V provence within one mile of 42-58.9N…
- HYDROLANT 91/00 · Other2000-01-10 → 2000-01-17Underwater opertations in progress until 16 jan by M/V minibex with submersible in area bound by 43-00N…
- HYDROLANT 72/00 · Exercises2000-01-08 → 2000-01-21Gunnery exercises 0700Z to 2259Z daily 10 thru 14 and 17 thru 21 jan in area bound by 38-57.0N 008-37.1E,…
- HYDROLANT 2738/99 · Surveys1999-12-16 → 1999-12-22Survey operations by M/V nadir: a. 17 dec along trackline joining 43-30N 007-51E, 42-42N 008-56E, 42-48N…
- HYDROLANT 2659/99 · Containers1999-12-09 → 1999-12-13Seven containers adrift vicinity 37-22N 005-53E
- HYDROLANT 2637/99 · Containers1999-12-06 → 1999-12-1319 containers adrift vicinity 37-46.1N 005-46.6E at 060855Z dec
- HYDROLANT 2612/99 · Surveys1999-12-03 → 1999-12-06Underwater operations 040001Z to 052359Z dec by M/V nadir in area bound by 43-30N 007-15E, 43-36N 007-28E,…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.