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 672/11 · Surveys2011-04-20 → 2011-04-22Oceanographic operations 220100Z to 222300Z apr by M/V meteor along trackline between 38-39N 005-36E and…
- HYDROLANT 593/11 · Cable ops2011-04-09 → 2011-04-25Seismic survey in progress until 01 may by M/V bgp challenger towing cables in area bound by 37-05.0N…
- HYDROLANT 513/11 · Derelicts2011-03-28 → 2011-03-31Derelict F/V adrift vicinity 37-26N 010-48E on 27 mar
- HYDROLANT 97/11 · Derelicts2011-01-17 → 2011-01-20Derelict F/V adrift vicinity 37-21.4N 010-10.1E on 17 jan
- HYDROLANT 2443/10 · Nav aids2010-12-17 → 2011-04-16Nga chart 52240 (9TH ed)
- HYDROLANT 2297/10 · Other2010-11-30 → 2010-12-09Bombing exercises: a. 020600Z to 022000Z dec in area between 34-00N 35-00N and 027-00E 028-00E
- HYDROLANT 2177/10 · Nav aids2010-11-17 → 2010-11-29Nga chart 52240 (9TH ed)
- HYDROLANT 1994/10 · Nav aids2010-10-21 → 2010-10-25Nga chart 52184 (3RD ed)
- HYDROLANT 1886/10 · Nav aids2010-10-04 → 2010-10-21Nga chart 52184 (3RD ed)
- HYDROLANT 1867/10 · Nav aids2010-10-01 → 2010-10-04Nga chart 52200 (8TH ed)
- HYDROLANT 1817/10 · Exercises2010-09-25 → 2010-10-01Hazardous operations
- HYDROLANT 1729/10 · Nav aids2010-09-13 → 2010-09-21Nga chart 52200 (8TH ed)
- HYDROLANT 1707/10 · Other2010-09-10 → 2010-09-18Vessel samida suffered an explosion and flooding vicinity 39-35.5N 006-28.7E
- HYDROLANT 1606/10 · Nav aids2010-08-26 → 2010-09-01Nga chart 52240 (9TH ed)
- HYDROLANT 1477/10 · Surveys2010-08-02 → 2010-08-06Oceanographic operations in progress until 05 aug by M/V urania vicinity of trackline joining 38-15.0N…
- HYDROLANT 1427/10 · Nav aids2010-07-26 → 2010-07-28Nga chart 52200 (8TH ed)
- HYDROLANT 1426/10 · Nav aids2010-07-26 → 2011-03-03Nga chart 52200 (8TH ed)
- HYDROLANT 1417/10 · Nav aids2010-07-24 → 2010-07-26Nga chart 52200 (8TH ed)
- HYDROLANT 1353/10 · Other2010-07-16 → 2010-07-17Bombing exercises 170815Z to 170900Z jul within ten miles of 38-00N 004-39E
- HYDROLANT 1065/10 · Exercises2010-06-09 → 2010-06-10Hazardous operations
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.