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 4067/17 · Exercises2017-12-15 → 2017-12-18
    Hazardous operations 180700Z to 181100Z dec in area bound by 42-40N 005-50E, 42-33N 006-28E, 42-17N 006-22E,…
  2. HYDROLANT 4009/17 · Derelicts2017-12-12 → 2017-12-15
    Derelict 29 meter tug sl
  3. HYDROLANT 3776/17 · Containers2017-11-23 → 2017-11-26
    Container adrift in vicinity 37-22.1N 011-32.0E
  4. HYDROLANT 3728/17 · Cable ops2017-11-19 → 2017-12-31
    Cable operations 20 nov thru 30 dec by cableship it intrepid in vicinity of trackline joining 39-29.0N…
  5. HYDROLANT 3679/17 · Exercises2017-11-15 → 2017-11-15
    Hazardous operations 150001Z to 151700Z nov in area bound by 35-43N 002-10W, 36-19N 001-07W, 36-31N 000-07E,…
  6. HYDROLANT 3547/17 · Nav aids2017-11-02 → 2017-11-03
    M tahen rock light 36-47.79N 003-04.07E unlit
  7. HYDROLANT 3243/17 · Exercises2017-10-11 → 2017-10-13
    Hazardous operations in progress until 12 oct in area bound by 36-55.4N 007-05.3E, 37-16.3N 006-39.1E,…
  8. HYDROLANT 3097/17 · Exercises2017-09-29 → 2017-10-15
    Hazardous operations 010001Z thru 142359Z oct in area bound by 43-30N 003-50E, 43-30N 007-20E, 41-40N…
  9. HYDROLANT 2757/17 · Derelicts2017-09-08 → 2017-09-11
    Derelict 10.9 meter S/V xanthippe, white hull, adrift in vicinity 39-27.9N 005-51.2E at 080634Z sep
  10. HYDROLANT 2718/17 · Derelicts2017-09-05 → 2017-09-08
    Derelict F/V adrift in vicinity 37-21.6N 009-51.8E at 040800Z sep
  11. HYDROLANT 2649/17 · Derelicts2017-08-30 → 2017-09-02
    Derelict six meter vessel, orange hull, adrift in vicinity 41-35.3N 007-47.4E at 291233Z aug
  12. HYDROLANT 2438/17 · Exercises2017-08-07 → 2017-08-09
    Hazardous operations 081900Z to 091800Z aug in area bound by 35-20N 001-30W, 35-59N 001-59W, 36-22N 001-15W,…
  13. HYDROLANT 2437/17 · Derelicts2017-08-07 → 2017-08-10
    Derelict F/V adrift in vicinity 38-00N 008-37E at 070009Z aug
  14. HYDROLANT 2404/17 · Debris2017-08-03 → 2017-08-06
    Object adrift in vicinity 40-37.11N 006-11.00E at 031440Z aug
  15. HYDROLANT 2019/17 · Exercises2017-06-30 → 2017-07-03
    Hazardous operations 030200Z to 031120Z jul in area bound by 36-40.0N 002-02.6E, 36-40.0N 002-11.6E,…
  16. HYDROLANT 1787/17 · Nav aids2017-06-07 → 2017-07-11
    Galinton de i'ouest light 37-29.9N 008-52.5E unreliable
  17. HYDROLANT 1727/17 · Surveys2017-06-01 → 2017-06-07
    Survey and underwater operations by M/V pourquoi pas: a. 01 jun in vicinity 38-30N 003-00E
  18. HYDROLANT 1671/17 · Derelicts2017-05-28 → 2017-05-31
    Derelict F/V adrift in vicinity 37-19N 010-45E
  19. HYDROLANT 1467/17 · Nav aids2017-05-09 → 2017-07-04
    Iles habibas light 35-43.3N 001-08.1W unlit
  20. HYDROLANT 1309/17 · Other2017-04-24 → 2017-05-12
    Vessel requesting assistance in 37-29.86N 011-04.50E at 242140Z apr

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