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

  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

Exercises38732%
Nav aids26122%
Surveys19416%
Cable ops16113%
Derelicts857%
Other595%
Containers262%
Debris151%
Wrecks111%
Missiles40%
Towing10%

Archive · 1,202 cancelled

  1. HYDROLANT 1317/04 · Nav aids2004-08-09 → 2004-08-09
    Ras-el hamra of annaba light 36-58.1N 007-47.1E unlit
  2. HYDROLANT 1301/04 · Other2004-08-05 → 2004-08-12
    Geophysical operations in progress until 11 aug along trackline joining 37-53.8N 011-47.5E, 37-53.2N…
  3. HYDROLANT 1285/04 · Derelicts2004-08-03 → 2004-08-09
    Derelict 20 meter F/V adrift vicinity 36-58.1N 002-33.8E at 021855Z aug
  4. HYDROLANT 1261/04 · Cable ops2004-07-30 → 2004-08-01
    Underwater operations 302000Z jul to 012000Z aug by cableship maersk defender along trackline between 38-03N…
  5. HYDROLANT 1212/04 · Cable ops2004-07-19 → 2004-07-22
    Underwater operations 191200Z jul until further notice by cableship maersk defender off coast of bizerte…
  6. HYDROLANT 1210/04 · Cable ops2004-07-18 → 2004-07-19
    Underwater operations 181200Z jul until further notice by cableship maersk defender along trackline between…
  7. HYDROLANT 1193/04 · Cable ops2004-07-16 → 2004-07-18
    Underwater operations 171200Z jul until further notice by cableship maersk defender with submersible along…
  8. HYDROLANT 1190/04 · Cable ops2004-07-15 → 2004-07-16
    Underwater operations 15 thru 20 jul by cableship maersk defender with submersible along trackline between…
  9. HYDROLANT 1179/04 · Cable ops2004-07-13 → 2004-07-16
    Survey operations in progress until 15 jul by cableship maersk defender towing equipment along trackline…
  10. HYDROLANT 1178/04 · Surveys2004-07-13 → 2004-07-19
    Survey operations 17 and 18 jul by M/V cupidon in area bound by 40-51.0N 008-26.5E, 40-51.7N 008-22.4E,…
  11. HYDROLANT 1154/04 · Cable ops2004-07-08 → 2004-07-13
    Survey operations 09 thru 19 jul by cableship maersk defender towing equipment along trackline between
  12. HYDROLANT 1108/04 · Exercises2004-07-01 → 2004-07-06
    Hazardous operations 061000Z to 061600Z jul vicinity 37-20N 000-10W
  13. HYDROLANT 1006/04 · Surveys2004-06-11 → 2004-06-29
    Survey operations by M/V certamen towing 1500 meter long cable: a. in progress until 152200Z jun along…
  14. HYDROLANT 935/04 · Surveys2004-05-31 → 2004-06-07
    Survey operations by M/V certamen towing equipment: a. in progress until 030100Z jun along trackline between…
  15. HYDROLANT 928/04 · Exercises2004-05-29 → 2004-06-18
    Gunnery exercises 0600Z to 1800Z daily 1, 03 thru 05, 07 thru 12 and 15 thru 18 jun in area bound by…
  16. HYDROLANT 877/04 · Surveys2004-05-22 → 2004-05-25
    Oceanographic operations by M/V pelagia: a. 220030Z to 222000Z may in area bound by 42-27.5N 003-50.0E,…
  17. HYDROLANT 873/04 · Exercises2004-05-21 → 2004-05-31
    Gunnery exercises 0600Z to 1800Z daily 22, 24 thru 29 and 31 may in area bound by 38-55-10N 008-42-30E,…
  18. HYDROLANT 867/04 · Exercises2004-05-20 → 2004-07-16
    Gunnery exercises in progress until 15 jul in area bound by 40-30-06N 008-20-18E, 40-29-58N 008-20-19E,…
  19. HYDROLANT 853/04 · Debris2004-05-18 → 2004-05-25
    2.6 mile long fishing net adrift vicinity 39-01.1N 007-59.5E at 181850Z may
  20. HYDROLANT 827/04 · Surveys2004-05-14 → 2004-05-21
    Survey operations by M/V certamen towing equipment: a. in progress until 142000Z may along trackline between…

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