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 913/17 · Exercises2017-03-21 → 2017-03-23Hazardous operations 0900Z to 1100Z daily 21 thru 23 mar: a. in area bound by 36-50.0N 001-35.0E, 36-51.0N…
- HYDROLANT 854/17 · Nav aids2017-03-16 → 2017-03-22Cap de l'aiguille light 35-52.6N 000-29.4W unlit
- HYDROLANT 835/17 · Exercises2017-03-15 → 2017-03-16Gunnery exercises 160800Z to 161100Z in area bound by 41-08N 003-12E, 41-40N 004-38E, 41-11N 004-52E, 40-42N…
- HYDROLANT 818/17 · Cable ops2017-03-13 → 2017-03-18Underwater operations in progress until further notice by cableship raymond croze in vicinity of trackline…
- HYDROLANT 779/17 · Nav aids2017-03-09 → 2017-04-16Iles habibas light 35-43.3N 001-08.1W unlit
- HYDROLANT 761/17 · Cable ops2017-03-08 → 2017-03-13Underwater operations 081800Z mar until further notice by cableship raymond croze in vicinity of trackline…
- HYDROLANT 738/17 · Nav aids2017-03-06 → 2017-03-09Iles habibas light 35-43.3N 001-08.1W unreliable
- HYDROLANT 644/17 · Nav aids2017-02-26 → 2017-03-14Galiton de l'ouest light 37-29.9N 008-52.5E unreliable
- HYDROLANT 530/17 · Nav aids2017-02-15 → 2017-03-06Iles habibas light 35-43.3N 001-08.1W unlit
- HYDROLANT 450/17 · Containers2017-02-09 → 2017-02-12Three containers adrift in vicinity 37-11.1N 008-36.1E on 08 feb
- HYDROLANT 426/17 · Containers2017-02-07 → 2017-02-10Container adrift in 37-18.1N 008-13.9E at 071515Z feb
- HYDROLANT 424/17 · Containers2017-02-07 → 2017-02-1012 containers adrift in vicinity 37-27N 007-10E at 061600Z feb
- HYDROLANT 215/17 · Nav aids2017-01-20 → 2017-01-23NAVTEX station cabo la nao (X) 38-43.1N 000-10.6E off air
- HYDROLANT 198/17 · Nav aids2017-01-19 → 2017-01-20NAVTEX station cabo la nao (X) 38-43.1N 000-10.6E off air
- HYDROLANT 188/17 · Nav aids2017-01-19 → 2017-01-19NAVTEX station cabo la nao (X) 38-43.1N 000-10.6E off air
- HYDROLANT 174/17 · Nav aids2017-01-17 → 2017-01-19Jazirat tabargah light 36-57.8N 008-45.5E unreliable
- HYDROLANT 3440/16 · Exercises2016-12-20 → 2016-12-22Hazardous operations
- HYDROLANT 3435/16 · Exercises2016-12-19 → 2016-12-20Hazardous operations
- HYDROLANT 3271/16 · Derelicts2016-12-04 → 2016-12-04Derelict F/V adrift in vicinity 37-19N 010-19E on 04 dec
- HYDROLANT 3205/16 · Derelicts2016-11-29 → 2016-12-02Derelict ten meter M/V lev 34, black hull, partially submerged and adrift in 39-16.7N 006-49.8E at 291220Z nov
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.