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 755/05 · Surveys2005-05-05 → 2005-05-31Geophysical survey in progress until 30 may by M/V nellai towing 200 meter long cable in area bound by…
- HYDROPAC 753/05 · Exercises2005-05-05 → 2005-05-10Hazardous operations 0030Z to 1230Z daily 07 thru 10 may in area bound by 19-14.6N 084-53.6E, 19-04.6N…
- HYDROPAC 740/05 · Derelicts2005-05-03 → 2005-06-16F/V kamara putha 01, white cabin, green hull adrift in 10-56N 080-52E at 022030Z may
- HYDROPAC 734/05 · Exercises2005-05-03 → 2005-05-05Hazardous operations 0430Z to 0600Z daily 05 thru 25 may in areas: a. within ten miles of 13-43.2N 080-13.8E
- HYDROPAC 706/05 · Cable ops2005-04-28 → 2005-10-05Seismic survey in progress until further notice by M/V teknikputra in area bound by 20-52.0N 087-46.9E,…
- HYDROPAC 688/05 · Cable ops2005-04-26 → 2005-07-11Seismic survey in progress until further notice by M/V cgg amadeus towing eight 7000 meter long cables in…
- HYDROPAC 687/05 · Exercises2005-04-26 → 2005-05-03Hazardous operations 0430Z to 0600Z daily 27 apr thru 25 may in areas: a. within ten miles of 13-43.2N…
- HYDROPAC 686/05 · Surveys2005-04-26 → 2005-05-01Survey operations in progress until 30 apr by M/V sarku semanthan in area bound by 20-54.0N 088-17.0E,…
- HYDROPAC 677/05 · Exercises2005-04-25 → 2005-04-28Hazardous operations 280530Z to 280730Z apr within 11 miles of 13-07.1N 080-18.7E between 045 degrees and…
- HYDROPAC 653/05 · Exercises2005-04-20 → 2005-04-21Gunnery exercises 210230Z to 211430Z apr in area bound by 17-42.2N 083-18.6E, 17-30.0N 083-18.0E, 17-34.0N…
- HYDROPAC 638/05 · Exercises2005-04-16 → 2005-04-20Hazardous operations 190030Z to 201230Z apr in area bound by 19-14.6N 084-53.6E, 19-11.6N 084-51.4E,…
- HYDROPAC 573/05 · Surveys2005-04-07 → 2005-04-21Survey operations in progress until 20 apr by M/V mt sonu towing 1500 meter long cable in area bound by…
- HYDROPAC 572/05 · Exercises2005-04-07 → 2005-04-08Hazardous operations 0130Z to 1630Z daily 07 and 08 apr within 60 miles of 15-50.5N 080-29.5E between 100…
- HYDROPAC 541/05 · Exercises2005-04-02 → 2005-04-06Hazardous operations 100030Z to 101230Z apr in area bound by 19-14.6N 084-53.6E, 19-11.6N 084-51.4E,…
- HYDROPAC 534/05 · Exercises2005-04-01 → 2005-04-08Hazardous operations 0530Z to 0830Z daily 06 thru 12 apr in areas: a. within five miles of 13-41.7N…
- HYDROPAC 513/05 · Other2005-03-29 → 2006-06-07Nagappattinam dpgs station 10-45.9N 079-51.1E at reduced power
- HYDROPAC 495/05 · Exercises2005-03-25 → 2005-03-28Hazardous operations 280130Z to 281130Z mar in area bound by 16-23N 083-49E, 17-05N 083-17E, 17-18N 083-32E,…
- HYDROPAC 476/05 · Cable ops2005-03-20 → 2005-06-01Seismic survey in progress until 31 may by M/V ramform vanguard towing eight 700 meter long cables in area…
- HYDROPAC 466/05 · Surveys2005-03-19 → 2005-04-01Oceanographic operations in progress until 31 mar by M/V micyln pride in: a. 17-32.7N 084-18.2E b. 17-27.4N…
- HYDROPAC 458/05 · Surveys2005-03-17 → 2005-04-25Survey operations in progress until 24 apr by M/V teknikputra towing a 1200 meter long cable in area bound…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.