Bay of Bengal
IHO sea area 43 · 79° to 95° E, 6° to 24° N
- in force
- 4
- last 12 months
- 45
- since 1999
- 3,610
- categories
- 12
In force now · 4
- HYDROPAC 2326/26 · Exercises2026-08-13Hazardous operations are being conducted daily in the Bay of Bengal, India, from 17 to 26 August, 01:30Z to 14:30Z, within a specified area.
- HYDROPAC 2187/26 · Exercises2026-07-31Hazardous operations occur daily from 0001Z to 1600Z August 1-31 except Fridays and Saturdays in four areas of the Bay of Bengal, Bangladesh.
- HYDROPAC 1931/26 · Nav aids2026-07-06The radar beacon at Dolphin Nose Light in Bay of Bengal at 17-40.50N 083-17.70E is inoperative.
- HYDROPAC 1237/26 · Nav aids2026-04-24A buoy is established in the Bay of Bengal off India at 14-05.21N 080-28.50E.
Longest in force
- HYDROPAC 1237/26 · Nav aids2026-04-24A buoy is established in the Bay of Bengal off India at 14-05.21N 080-28.50E.
- HYDROPAC 1931/26 · Nav aids2026-07-06The radar beacon at Dolphin Nose Light in Bay of Bengal at 17-40.50N 083-17.70E is inoperative.
- HYDROPAC 2187/26 · Exercises2026-07-31Hazardous operations occur daily from 0001Z to 1600Z August 1-31 except Fridays and Saturdays in four areas of the Bay of Bengal, Bangladesh.
- HYDROPAC 2326/26 · Exercises2026-08-13Hazardous operations are being conducted daily in the Bay of Bengal, India, from 17 to 26 August, 01:30Z to 14:30Z, within a specified area.
By year
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
25
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · since 1997
| Exercises | 2,263 | 63% |
| Surveys | 358 | 10% |
| Cable ops | 311 | 9% |
| Nav aids | 205 | 6% |
| Derelicts | 201 | 6% |
| Missiles | 127 | 4% |
| Other | 77 | 2% |
| Wrecks | 38 | 1% |
| Debris | 11 | 0% |
| Containers | 11 | 0% |
| Piracy | 7 | 0% |
| Towing | 1 | 0% |
Archive · 3,606 cancelled
- HYDROPAC 956/06 · Exercises2006-05-25 → 2006-05-30Hazardous operations 0030Z to 1230Z daily 28 thru 30 may in area bound by 19-14.60N 084-53.70E, 19-37.05N…
- HYDROPAC 938/06 · Exercises2006-05-22 → 2006-06-02Hazardous operations 1500Z to 1730Z daily 24 may thru 02 jun in areas: a. within five miles of 13-41.7N…
- HYDROPAC 937/06 · Cable ops2006-05-22 → 2006-06-16Seismic survey in progress until 15 jun by M/V geco searcher towing eight 6000 meter long cables in area…
- HYDROPAC 928/06 · Wrecks2006-05-21 → 2006-06-01Dangerous wreck in 10-07.0N 079-57.7E
- HYDROPAC 926/06 · Exercises2006-05-20 → 2006-06-02Hazardous operations 0930Z to 1200Z daily 24 may thru 02 jun in areas: a. within five miles of 13-41.7N…
- HYDROPAC 908/06 · Exercises2006-05-16 → 2006-05-18Hazardous operations 180230Z to 180530Z and 181230Z to 181430Z may in area bound by 17-41N 083-20E, 17-18N…
- HYDROPAC 906/06 · Cable ops2006-05-16 → 2006-06-03Seismic survey 17 may thru 02 jun by M/V veritas searcher towing 8000 meter long cable in area bound by…
- HYDROPAC 871/06 · Surveys2006-05-11 → 2006-05-21Survey operations 12 thru 20 may by M/V sasha towing 3000 meter long cable in area bound by 18-22.21N…
- HYDROPAC 870/06 · Surveys2006-05-11 → 2006-06-16Survey operations 12 may thru 15 jun by M/V sagar paschimi in area bound by 21-03.40N 086-55.58E, 21-03.20N…
- HYDROPAC 854/06 · Cable ops2006-05-09 → 2006-05-16Seismic survey in progress until further notice by M/V veritas searcher towing 8000 meter long cable in area…
- HYDROPAC 848/06 · Wrecks2006-05-08 → 2006-05-09Dangerous wreck vicinity 10-07N 079-58E
- HYDROPAC 809/06 · Cable ops2006-05-03 → 2006-05-16Seismic survey 03 thru 15 may by M/V sagar sandahani towing 6000 meter long cable in area bound by 16-24.00N…
- HYDROPAC 808/06 · Cable ops2006-05-03 → 2006-05-11Seismic survey 03 thru 14 may by M/V sasha towing 3000 meter long cable in area bound by 18-20.32N…
- HYDROPAC 805/06 · Exercises2006-05-03 → 2006-05-14Hazardous operations 0030Z to 1230Z daily 05 thru 14 may in area bound by 19-14.60N 084-53.70E, 19-37.05N…
- HYDROPAC 804/06 · Exercises2006-05-03 → 2006-05-04Hazardous operations 040230Z to 040530Z and 041230Z to 041430Z may in area bound by 17-41N 083-20E, 17-18N…
- HYDROPAC 765/06 · Nav aids2006-04-27 → 2007-03-28Odas buoy established in 13-05N 080-40E
- HYDROPAC 749/06 · Cable ops2006-04-24 → 2006-06-07Seismic survey in progress until further notice by M/V geo searcher towing one 1000 meter long cable along…
- HYDROPAC 735/06 · Surveys2006-04-23 → 2006-06-22Hyrdographic survey in progress until further notice by M/V teknik perdana in area bound by 11-59.9N…
- HYDROPAC 706/06 · Exercises2006-04-19 → 2006-04-20Hazardous operations 200230Z to 200530Z and 201230Z to 201430Z apr in area bound by 17-41N 083-20E, 17-18N…
- HYDROPAC 702/06 · Other2006-04-18 → 2008-06-28Navigation prohibited until further notice in area bound by 10-06.65N 080-01.98E, 10-06.52N 080-00.60E…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.