Survey operations in the Bay of Bengal

Hydrographic and scientific survey vessels, often towing long arrays.

in force
0
last 12 months
12
vs previous 12 (15)
-20%
since 2000
358

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 0

No survey operations in force in the Bay of Bengal right now.

By year

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01
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)

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Other hazards in the Bay of Bengal

Archive · 358 cancelled

  1. HYDROPAC 1002/262026-04-02 → 2026-08-17
    Survey operations by vessel Coastal Triumph in Bay of Bengal from 6 to 30 April, requesting two mile berth, in area near 11 degrees north, 80 degrees east.
    Bay of Bengal · India
  2. HYDROPAC 129/262026-01-16 → 2026-04-17
    Survey operations 19 jan thru 01 mar by M/V sw bly and oceanic sirius in area bound by 16-59N 084-32E,…
    Bay of Bengal · India
  3. HYDROPAC 58/262026-01-08 → 2026-04-17
    Survey operations 11 jan thru 10 feb by M/V albatross 37 in areas bound by: a. 14-39.10N 082-33.23E,…
    Bay of Bengal · India
  4. HYDROPAC 43/262026-01-06 → 2026-04-17
    Survey operations in progress until 24 jan in area bound by 11-34.59N 079-53.55E, 11-34.29N 079-54.04E,…
    Bay of Bengal · India
  5. HYDROPAC 18/262026-01-02 → 2026-04-17
    Survey operations 06 thru 30 jan in area bound by 10-53.20N 079-50.30E, 10-53.20N 079-57.50E, 10-47.90N…
    Bay of Bengal · India
  6. HYDROPAC 3352/252025-12-16 → 2026-04-17
    Survey operations 20 dec thru 18 jan 26 by M/V oceanic sirius and M/V sw bly in area bound by 16-54.00N…
    Bay of Bengal · India
  7. HYDROPAC 3154/252025-11-29 → 2026-01-16
    Survey operations 30 nov to 30 dec by M/V sambhavya in area bound by 16-15.94N 081-16.99E, 16-13.50N…
    Bay of Bengal · India
  8. HYDROPAC 3144/252025-11-28 → 2026-01-16
    Survey operations 29 nov thru 28 dec by M/V sw bly in area bound by 16-54.00N 084-37.00E, 16-47.00N…
    Bay of Bengal · India
  9. HYDROPAC 3041/252025-11-21 → 2026-01-16
    Survey operations 25 nov thru 31 dec by an acoustic doppler current profiler in area bound by 13-20.44N…
    Bay of Bengal · India
  10. HYDROPAC 3038/252025-11-21 → 2026-01-16
    Survey operations 26 nov thru 16 dec by M/V albatross 37 in area bound by 19-45.49N 088-15.50E, 19-21.40N…
    Bay of Bengal · India
  11. HYDROPAC 3000/252025-11-19 → 2026-01-16
    Survey operations in progress until 31 dec by M/V oceanic sirius in area bound by 16-54.00N 085-33.00E,…
    Bay of Bengal
  12. HYDROPAC 2896/252025-11-11 → 2026-01-16
    Survey operations 12 nov thru 31 dec by M/V ramform sovereign in area bound by 18-47.52N 086-41.34E,…
    Bay of Bengal · India
  13. HYDROPAC 1538/252025-06-13 → 2025-12-04
    Survey operations 16 thru 30 jun by M/V kalimman thunai in area bound by 09-21.24N 078-59.38E, 09-19.53N…
    Palk Strait · India
  14. HYDROPAC 1511/252025-06-11 → 2025-12-04
    Survey operations 12 jun thru 11 aug by M/V ramform sovereign in area bound by 19-04.08N 086-00.12E,…
    Bay of Bengal · India
  15. HYDROPAC 288/252025-02-05 → 2025-06-16
    Survey operations in progress until 15 feb by M/V kaliamman thunai in areas bound by: a. 08-35.30N…
    Bay of Bengal · Gulf of Mannar · India
  16. HYDROPAC 272/252025-02-03 → 2025-06-16
    Survey operations in progress until 15 mar by M/V coastal triumph in area bound by 16-36.83N 082-24.50E,…
    Bay of Bengal · India
  17. HYDROPAC 250/252025-01-31 → 2025-06-16
    Survey operations in progress until 30 mar by M/V oceanic sirius in area bound by 20-43.00N 089-11.00E,…
    Bay of Bengal · India
  18. HYDROPAC 226/252025-01-29 → 2025-06-16
    Survey operations in progress until 29 mar by M/V ramform sovereign in area bound by 19-17.82N 086-10.92E,…
    Bay of Bengal · India
  19. HYDROPAC 151/252025-01-22 → 2025-06-16
    Survey operations in progress until 22 feb by M/V sw bly in area bound by 10-42.31N 087-52.88E, 11-27.20N…
    Bay of Bengal
  20. HYDROPAC 92/252025-01-14 → 2025-06-16
    Survey operations 15 jan thru 09 mar by M/V teja in area bound by 19-34.00N 086-03.00E, 19-43.00N…
    Bay of Bengal · India
  21. HYDROPAC 81/252025-01-13 → 2025-06-16
    Survey operations in progress until 15 feb by vessel in area bound by 10-20.00N 079-49.13E, 10-40.00N…
    Bay of Bengal · India
  22. HYDROPAC 3709/242024-12-03 → 2025-06-16
    Survey operations in progress until 19 feb 25 by M/V mahaxmi II in vicinity of trackline joining 16-32.04N…
    Bay of Bengal · India
  23. HYDROPAC 3522/242024-11-13 → 2025-02-10
    Survey operations 15 thru 28 nov in area bound by 15-03.00N 080-02.00E, 15-03.00N 081-26.00E, 15-45.50N…
    Bay of Bengal · India
  24. HYDROPAC 3470/242024-11-07 → 2025-02-10
    Survey operations in progress until 30 nov by M/V kaliamman thunai in area bound by 09-21.24N 078-59.38E,…
    Palk Strait · India
  25. HYDROPAC 3351/242024-10-25 → 2025-02-10
    Survey operations in progress until 24 jan 25 by M/V posh deep c in area bound by 16-32.48N 082-21.03E,…
    Bay of Bengal · India
  26. HYDROPAC 3000/242024-09-11 → 2025-02-10
    Survey operations in progress until 10 dec by M/V coastal triumph in area bound by 16-36.83N 082-24.50E,…
    Bay of Bengal · India
  27. HYDROPAC 2851/242024-08-29 → 2025-02-10
    Survey operations 01 sep to 30 nov by M/V mahaxmi-ii along trackline joining 16-32.04N 082-23.31E, 16-31.89N…
    Bay of Bengal · India
  28. HYDROPAC 1439/242024-05-01 → 2024-08-03
    Survey operations 02 may thru 02 aug by M/V sw empress in area bound by 11-09.00N 080-13.00E, 11-33.00N…
    Bay of Bengal · India
  29. HYDROPAC 1092/242024-04-05 → 2024-04-22
    Survey operations in progress until further notice by M/V fugro equator in area bound by 16-03.00N…
    Bay of Bengal · India
  30. HYDROPAC 991/242024-03-26 → 2024-03-31
    Survey operations in progress until 311830Z mar in area bound by 06-51.00N 093-36.00E, 06-55.00N 093-36.00E,…
    Bay of Bengal · India
  31. HYDROPAC 901/242024-03-18 → 2024-05-14
    Survey operations in progress until 13 may in area bound by 16-39.00N 093-43.00E, 16-39.00N 094-28.20E,…
    Andaman Sea · Bay of Bengal · Burma
  32. HYDROPAC 751/242024-03-06 → 2024-03-18
    Survey operations in progress until 31 mar by M/V sambhavya in area bound by 16-32.04N 082-23.31E, 16-26.83N…
    Bay of Bengal · India
  33. HYDROPAC 738/242024-03-05 → 2024-05-17
    Survey operations in progress until 16 may by M/V sw bly in area bound by 16-30.40N 082-41.30E, 16-30.60N…
    Bay of Bengal · India
  34. HYDROPAC 737/242024-03-05 → 2024-05-21
    Survey operations in progress until 20 may by vessel mahaxmi II in 16-32.04N 082-23.31E
    Bay of Bengal · India
  35. HYDROPAC 721/242024-03-04 → 2024-03-16
    Survey operations in progress until 15 mar by M/V coastal triumph in areas bound by: a. 16-36.83N…
    Bay of Bengal · India
  36. HYDROPAC 605/242024-02-21 → 2024-03-05
    Survey operations in progress until 16 may by M/V sw bly in area bound by 16-30.40N 082-41.30E, 16-05.90N…
    Bay of Bengal · India
  37. HYDROPAC 416/242024-02-03 → 2024-02-23
    Survey operations in progress until 22 feb by M/V coastal triumph in area bound by 16-36.83N 082-24.08E,…
    Bay of Bengal · India
  38. HYDROPAC 366/242024-01-30 → 2024-02-01
    Survey operations in progress until 31 jan by M/V coastal triumph in areas bound by: a. 16-36.83N…
    Bay of Bengal · India
  39. HYDROPAC 3989/232023-12-22 → 2024-02-01
    Survey operations in progress until 31 jan 24 by M/V coastal triumph in areas bound by: a. 16-36.83N…
    Bay of Bengal · India
  40. HYDROPAC 3900/232023-12-12 → 2024-01-01
    Survey operations in progress until 31 dec by M/V sambhavya in area bound by 16-31.79N 082-19.86E, 16-31.79N…
    Bay of Bengal · India
  41. HYDROPAC 3899/232023-12-12 → 2024-02-14
    Survey operations in progress until 141830Z feb 24 by M/V maa bhagyalaxmi, M/V baba sakeb 23, M/V kgn 1 and…
    Bay of Bengal · India
  42. HYDROPAC 3408/232023-10-27 → 2023-11-16
    Survey operations in progress until 26 nov by M/V sw bly in area bound by 11-45.28N 080-17.36E, 11-30.89N…
    Bay of Bengal · India
  43. HYDROPAC 3293/232023-10-16 → 2023-11-06
    Survey operations 18 oct thru 05 nov in area bound by 19-35.52N 085-52.50E, 18-56.11N 086-54.40E, 19-03.47N…
    Bay of Bengal · India
  44. HYDROPAC 3111/232023-09-30 → 2023-10-26
    Survey operations in progress by M/V sw bly in area bound by 11-45.28N 080-17.36E, 11-30.89N 080-31.05E,…
    Bay of Bengal · India
  45. HYDROPAC 3023/232023-09-21 → 2023-12-07
    Survey operations in progress until 311830Z dec by M/V posh deep c in area bound by 16-25.57N 082-25.75E,…
    Bay of Bengal · India
  46. HYDROPAC 2928/232023-09-12 → 2023-09-21
    Survey operations in progress until 30 sep by M/V lay vessel 108 in area bound by 16-28.17N 082-24.10E,…
    Bay of Bengal · India
  47. HYDROPAC 2619/232023-08-14 → 2023-08-31
    Survey operations in progress until 311730Z aug by M/V lay vessel 108 in area bound by 16-28.17N 082-24.10E,…
    Bay of Bengal · India
  48. HYDROPAC 2516/232023-08-03 → 2023-09-16
    Survey operations in progress until 15 sep by M/V barakuda in area bound by 16-54.60N 093-52.01E, 16-58.91N…
    Andaman Sea · Bay of Bengal · Burma
  49. HYDROPAC 2505/232023-08-02 → 2023-08-16
    Survey operations in progress until 15 aug by M/V fugro equator in area bound by 19-42.92N 092-42.83E,…
    Bay of Bengal · Burma
  50. HYDROPAC 2504/232023-08-02 → 2023-09-01
    Survey operations in progress until 31 aug by M/V jenny in area bound by 19-45.36N 092-46.84E, 19-45.32N…
    Bay of Bengal · Burma

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.

Survey operations in the Bay of Bengal · seahazards