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
1,207
categories
11

In force now · 2

  1. NAVAREA III 100/26 · Towing2026-06-27
    Towed target shooting exercise in western Mediterranean Sea on October 29 or 30, 2026, within a defined area; canceled by October 31.
  2. HYDROLANT 1235/26 · Exercises2026-06-25
    Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.

Longest in force

  1. HYDROLANT 1235/26 · Exercises2026-06-25
    Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.
  2. NAVAREA III 100/26 · Towing2026-06-27
    Towed 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

Exercises38832%
Nav aids26122%
Surveys19416%
Cable ops16314%
Derelicts857%
Other595%
Containers262%
Debris151%
Wrecks111%
Missiles40%
Towing10%

Archive · 1,205 cancelled

  1. HYDROLANT 881/24 · Cable ops2024-04-25 → 2026-08-14
    Underwater operations by cable ship Sophie Germain continue in the western Mediterranean off France from April 29 until further notice.
  2. HYDROLANT 872/24 · Surveys2024-04-24 → 2024-07-01
    Survey operations in progress until 30 jun by M/V ng driller along trackline joining 39-13.99N 007-49.47E,…
  3. HYDROLANT 871/24 · Surveys2024-04-24 → 2024-08-31
    Survey operations in progress until 30 aug by M/V durable along trackline joining 41-22.68N 006-04.83E,…
  4. HYDROLANT 497/24 · Nav aids2024-03-11 → 2024-03-18
    NAVTEX station cabo la nao (X) 38-43.07N 000-10.55E off air
  5. HYDROLANT 231/24 · Surveys2024-02-01 → 2024-04-16
    Survey operations in progress until 15 apr by M/V ng driller in: a. 39-13.99N 007-49.48E
  6. HYDROLANT 2330/23 · Other2023-10-14 → 2023-10-21
    Nato exercise 180001Z to 202359Z oct in area bound by 38-00.00N 000-00.00E, 38-00.00N 015-00.00E, 44-00.00N…
  7. HYDROLANT 1919/23 · Cable ops2023-08-27 → 2023-09-11
    Cable operations 28 aug thru 10 sep by cableship cable vigilance in area within one mile of 37-47.30N…
  8. HYDROLANT 1875/23 · Debris2023-08-22 → 2023-08-25
    Buoy adrift in 37-20.82N 006-15.39E
  9. HYDROLANT 1793/23 · Wrecks2023-08-13 → 2023-08-18
    Vessel sank in vicinity 37-55.00N 011-59.00E at 121117Z aug
  10. HYDROLANT 1705/23 · Debris2023-07-31 → 2023-08-03
    Odas buoy adrift in vicinity 39-53.70N 007-33.40E
  11. HYDROLANT 1635/23 · Surveys2023-07-20 → 2023-08-14
    Survey operations 22 jul thru 13 aug by M/V tethys II, M/V l`europe, and M/V sagitta III in area bound by…
  12. HYDROLANT 1561/23 · Surveys2023-07-11 → 2023-08-31
    Scientific buoys temporarily established by M/V thalassa 15 jul thru 30 aug in: a. dyfamed, 43-25.00N…
  13. NAVAREA XII 372/23 · Missiles2023-06-21 → 2023-06-28
    Hazardous operations, space debris 0554Z to 0912Z daily 22 thru 28 jun in area bound by 34-54.00N…
  14. HYDROPAC 2046/23 · Missiles2023-06-21 → 2023-06-28
    Hazardous operations, space debris 0554Z to 0912Z daily 22 thru 28 jun in area bound by 34-54.00N…
  15. HYDROLANT 1326/23 · Derelicts2023-06-15 → 2023-06-30
    15 meter vessel scapa, disabled and adrift in vicinity 42-29.00N 004-51.00E
  16. HYDROLANT 855/23 · Exercises2023-04-21 → 2023-05-19
    Hazardous operations 0530Z to 1530Z daily 21 thru 28 apr and 02 thru 19 may in area bound by 39-42.84N…
  17. HYDROLANT 802/23 · Cable ops2023-04-14 → 2023-04-19
    Cable operations 161400Z to 182359Z apr by cableship raymond croze in area within three miles of 42-48.00N…
  18. HYDROLANT 779/23 · Surveys2023-04-11 → 2023-04-18
    Survey operations 120900Z to 172359Z apr by M/V l'atalante in vicinity of trackline joining 40-56.00N…
  19. HYDROLANT 762/23 · Surveys2023-04-09 → 2023-04-11
    Survey operations in progress until 111700Z apr by M/V tethys II in vicinity of trackline joining 41-22.0N…
  20. HYDROLANT 758/23 · Surveys2023-04-09 → 2023-04-09
    Survey operations in progress until 111800Z apr by M/V tethys II in vicinity of trackline joining 40-07.0N…

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.