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 1342/01 · Wrecks2001-08-18 → 2001-11-30Two dangerous wrecks reported vicinity 10-06.5N 079-43.4E
- HYDROPAC 1318/01 · Exercises2001-08-15 → 2001-09-03Hazardous operations 0930Z to 1200Z daily 20 aug thru 03 sep within 60 miles of 13-41.7N 080-14.0E
- HYDROPAC 1306/01 · Cable ops2001-08-13 → 2001-08-17Seismic survey 14 thru 16 aug by M/V mezen towing 7000 meter long cable in area bound by 19-15N 087-00E,…
- HYDROPAC 1277/01 · Cable ops2001-08-09 → 2001-08-14Seismic survey 11 thru 13 aug by M/V mezen towing 7000 meter long cable in area bound by 19-15N 087-00E,…
- HYDROPAC 1272/01 · Surveys2001-08-08 → 2001-12-07Oceanographic buoy, fl 20 sec, ra ref, established in 13-12.8N 080-23.5E
- HYDROPAC 1162/01 · Cable ops2001-07-23 → 2001-07-29Seismic survey 24 thru 28 jul by M/V menez towing 7000 meter long cable in area bound by 17-00N 085-00E,…
- HYDROPAC 1145/01 · Exercises2001-07-19 → 2001-07-28Gunnery exercises 241831Z to 281829Z jul in area bound by 13-36N 083-10E, 14-52N 082-04E, 16-12N 083-44E,…
- HYDROPAC 1127/01 · Exercises2001-07-16 → 2001-07-20Gunnery exercises 191830Z to 201829Z jul in area bound by 16-50N 086-00E, 18-00N 084-50E, 19-10N 086-30E,…
- HYDROPAC 1102/01 · Wrecks2001-07-12 → 2001-11-09Dangerous wreck, partially submerged in 21-03.9N 088-09.9E
- HYDROPAC 1093/01 · Exercises2001-07-11 → 2001-07-16Gunnery exercises 152230Z to 160830Z jul in area bound by 17-30N 084-30E, 18-50N 085-50E, 18-10N 086-50E,…
- HYDROPAC 1057/01 · Cable ops2001-07-07 → 2001-07-11Seismic survey in progress until 10 jul by M/V mezen towing 7000 meter long cable in area bound by 18-30N…
- HYDROPAC 929/01 · Cable ops2001-06-18 → 2001-07-23Seismic survey in progress until 31 jul by M/V nordic explorer in area bound by 20-48.6N 088-12.1E, 20-40.0N…
- HYDROPAC 908/01 · Cable ops2001-06-15 → 2001-06-18Seismic survey in progress until 31 jul by M/V nordic explorer in area bound by 21-08.3N 087-17.3E, 20-55.9N…
- HYDROPAC 901/01 · Cable ops2001-06-13 → 2001-06-14Seismic survey in progress until 15 jun by M/V mezen towing 7000 meter long cable in area bound by 18-35N…
- HYDROPAC 875/01 · Exercises2001-06-08 → 2001-06-14Hazardous operations 0330Z to 1030Z daily 11 thru 14 jun in area bound by 21-22.1N 086-56.4E, 21-21.1N…
- HYDROPAC 795/01 · Exercises2001-05-24 → 2001-06-10Hazardous operations 0930Z to 1200Z daily 28 may thru 10 jun within 65 miles of 13-41.7N 080-14.0E
- HYDROPAC 740/01 · Cable ops2001-05-15 → 2001-06-01Seismic survey in progress until 31 may by M/V nordic explorer towing six 6000 meter long cables in area…
- HYDROPAC 731/01 · Exercises2001-05-14 → 2001-05-20Gunnery exercises 160630Z to 200630Z may in area bound by 17-05.5N 083-11.7E, 17-13.8N 083-17.7E, 17-09.0N…
- HYDROPAC 675/01 · Cable ops2001-05-03 → 2001-06-01Seismic survey in progress until 31 may by M/V akademic shatskiy towing 3000 meter long cable in area bound…
- HYDROPAC 570/01 · Exercises2001-04-17 → 2001-04-23Gunnery exercises 1930Z to 0630Z commencing daily 19 thru 22 apr in area bound by 17-00N 083-53E, 14-27N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.