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 537/09 · Exercises2009-03-14 → 2009-03-20Hazardous operations 192030Z to 201630Z mar in area bound by 16-00N 086-10E, 14-50N 087-30E, 14-00N 086-34E,…
- HYDROPAC 533/09 · Cable ops2009-03-14 → 2009-04-01Seismic survey in progress until 31 mar by M/V amarco tiger towing one 13500 meter long cable in area bound…
- HYDROPAC 532/09 · Exercises2009-03-13 → 2009-03-18Hazardous operations 180001Z to 180200Z and 181500Z to 181700Z mar in area bound by 17-42N 083-18E, 17-47N…
- HYDROPAC 516/09 · Exercises2009-03-11 → 2009-04-01Hazardous operations 2330Z to 1800Z commencing daily 15 thru 21 and 26 thru 31 mar: a. in area bound by…
- HYDROPAC 479/09 · Exercises2009-03-05 → 2009-03-06Hazardous operations 0230Z to 0730Z daily 05 and 06 mar in area bound by 16-30N 083-15E, 16-46N 082-52E,…
- HYDROPAC 478/09 · Cable ops2009-03-05 → 2009-03-19Seismic survey in progress until 31 mar by M/V osprey explorer towing 8500 meter long cable in area bound by…
- HYDROPAC 475/09 · Exercises2009-03-05 → 2009-03-12Hazardous operations 2330Z to 1800Z commencing daily 08 thru 11 mar: a. in area bound by 19-14.60N…
- HYDROPAC 459/09 · Exercises2009-03-01 → 2009-03-07Hazardous operations 0330Z to 1030Z daily 06 and 07 mar in area bound by 20-45.82N 087-05.01E, 20-59.40N…
- HYDROPAC 445/09 · Exercises2009-02-28 → 2009-03-04Hazardous operations 040001Z to 040200Z and 041500Z to 041700Z mar in area bound by 17-42N 083-18E, 17-47N…
- HYDROPAC 436/09 · Exercises2009-02-25 → 2009-02-25Hazardous operations 250330Z to 250630Z feb in area bound by 17-48N 083-28E, 17-57N 083-40E, 17-48N 083-51E,…
- HYDROPAC 416/09 · Exercises2009-02-22 → 2009-02-27Hazardous operations 270530Z to 270730Z feb within 11 miles of 13-07.17N 080-18.70E between 45 degrees and…
- HYDROPAC 401/09 · Wrecks2009-02-20 → 2010-03-06Nga chart 63337 (16TH ed)
- HYDROPAC 368/09 · Cable ops2009-02-17 → 2009-04-21Seismic survey in progress until 20 apr by M/V viking II in area bound by 11-59.40N 080-07.81E, 11-37.57N…
- HYDROPAC 367/09 · Cable ops2009-02-17 → 2009-04-11Seismic survey in progress until 10 apr by M/V ramform explorer towing eight 8600 meter long cables in area…
- HYDROPAC 356/09 · Cable ops2009-02-16 → 2009-02-27Seismic survey in progress until 26 feb by M/V osprey explorer towing 8500 meter long cable in area bound by…
- HYDROPAC 333/09 · Cable ops2009-02-12 → 2009-02-16Seismic survey in progress until 20 apr by M/V viking II in area bound by 11-59.40N 080-07.81E, 11-37.57N…
- HYDROPAC 321/09 · Cable ops2009-02-11 → 2009-02-16Seismic survey in progress until 10 apr by M/V ramform explorer towing eight 8600 meter long cables in area…
- HYDROPAC 272/09 · Cable ops2009-02-03 → 2009-04-03Seismic survey in progress until 02 apr by M/V geco searcher towing six 6500 meter long cables in area bound…
- HYDROPAC 256/09 · Exercises2009-01-31 → 2009-02-21Hazardous operations 2330Z to 1800Z commencing daily 05 thru 07 and 18 thru 20 feb: a. in area bound by…
- HYDROPAC 251/09 · Cable ops2009-01-31 → 2009-03-01Seismic survey in progress until 28 feb by M/V galivar towing six 6000 meter long cables in area bound by…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.