Survey operations in the Indian Ocean

Hydrographic and scientific survey vessels, often towing long arrays.

in force
9
last 12 months
26
vs previous 12 (19)
+37%
since 2000
412

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 · 9

  1. AUSCOAST 279/26in force2026-08-19
    Special purpose vessel Fugro Kwilena is conducting underwater operations in area from 19-47.68S 115-12.91E to 19-57.87S 115-25.37E, requesting 1.5 nautical mile clearance.
  2. AUSCOAST 275/26in force2026-08-16
    Drill rig Transocean Endurance is at position 19-31.18S 116-06.65E, requesting 2.5 nautical miles clearance.
  3. HYDROPAC 2288/26in force2026-08-10
    Underwater operations are in progress by vessel VE Constructor in an area off Australia, bounded by 19-12S to 19-21S and 116-30E to 116-50E, requesting one mile berth.
    Indian Ocean · Australia
  4. AUSCOAST 270/26in force2026-08-10
    Special purpose vessel VE Constructor conducting underwater operations in area bounded by 19-12S to 19-21S and 116-30E to 116-50E, 0.5 nautical miles clearance requested.
  5. AUSCOAST 267/26in force2026-08-05
    Drill rig JANSZ is at position 19-52.73S 114-36.50E, requesting a 2.5 nautical mile clearance.
  6. HYDROPAC 2203/26in force2026-08-01
    Underwater operations by the vessel Bhagwan Dryden at 20-06.96S 116-26.11E in the Eastern Indian Ocean, Australia, request a three-mile berth.
    Eastern Indian Ocean · Australia
  7. AUSCOAST 260/26in force2026-08-01
    Special purpose vessel Bhagwan Dryden is conducting underwater operations at position 20-06.96S 116-26.11E, requesting 2.5 nautical miles clearance.
  8. HYDROPAC 957/26in force2026-03-29
    Underwater operations are in progress by vessel Safe Boreas in the eastern Indian Ocean off Australia, within 12-54.90S 124-25.10E to 12-59.90S 124-35.10E.
    Eastern Indian Ocean · Australia
  9. AUSCOAST 120/26in force2026-03-29
    Special purpose vessel Safe Boreas is supporting underwater operations in a bounded area; 2.5 nautical mile clearance requested.

Longest in force

  1. AUSCOAST 120/26in force2026-03-29 · 145 d
    Special purpose vessel Safe Boreas is supporting underwater operations in a bounded area; 2.5 nautical mile clearance requested.
  2. HYDROPAC 957/26in force2026-03-29 · 145 d
    Underwater operations are in progress by vessel Safe Boreas in the eastern Indian Ocean off Australia, within 12-54.90S 124-25.10E to 12-59.90S 124-35.10E.
    Eastern Indian Ocean · Australia
  3. AUSCOAST 260/26in force2026-08-01 · 20 d
    Special purpose vessel Bhagwan Dryden is conducting underwater operations at position 20-06.96S 116-26.11E, requesting 2.5 nautical miles clearance.
  4. HYDROPAC 2203/26in force2026-08-01 · 20 d
    Underwater operations by the vessel Bhagwan Dryden at 20-06.96S 116-26.11E in the Eastern Indian Ocean, Australia, request a three-mile berth.
    Eastern Indian Ocean · Australia
  5. AUSCOAST 267/26in force2026-08-05 · 16 d
    Drill rig JANSZ is at position 19-52.73S 114-36.50E, requesting a 2.5 nautical mile clearance.

By year

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20
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By month (all years)

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Other hazards in the Indian Ocean

Archive · 403 cancelled

  1. HYDROPAC 2555/152015-08-04 → 2015-08-05
    Underwater operations in progress until further notice by M/V joides resolution vicinity 28-39.8S 113-34.6E
    Eastern Indian Ocean · Australia-west Coast
  2. HYDROPAC 1719/152015-05-25 → 2015-06-24
    Underwater operations in progress until further notice by M/V go phoenix with submersible in area bound by…
    Southern Indian Ocean
  3. HYDROPAC 1667/152015-05-21 → 2015-06-24
    Underwater operations in progress until further notice by M/V fugro discovery in area bound by 34-50S…
    Southern Indian Ocean
  4. HYDROPAC 1430/152015-04-29 → 2015-05-17
    Underwater operations in progress until further notice by M/V fugro supporter in area bound by 32-42.70S…
    Southern Indian Ocean
  5. HYDROPAC 1429/152015-04-29 → 2015-05-17
    Underwater operations in progress until further notice by M/V fugro discovery in area bound by 34-49.79S…
    Southern Indian Ocean
  6. HYDROPAC 1428/152015-04-29 → 2015-05-17
    Underwater operations in progress until further notice by M/V fugro equator in area bound by 36-51.08S…
    Southern Indian Ocean
  7. HYDROPAC 1268/152015-04-15 → 2015-04-29
    Underwater operations in progress until further notice by M/V fugro discovery, M/V fugro equator and M/V…
    Southern Indian Ocean
  8. HYDROPAC 957/152015-03-19 → 2015-05-02
    Underwater operations in progress until further notice by M/V go phoenix in area bound by 32-42.70S…
    Southern Indian Ocean
  9. HYDROPAC 528/152015-02-13 → 2015-05-30
    Underwater operations in progress until further notice by M/V nor australis in 19-58.13S 115-12.46E
    Eastern Indian Ocean · Australia-northwest Coast
  10. HYDROPAC 334/152015-01-29 → 2015-02-14
    Underwater operations in progress until further notice by M/V fugro supporter in area bound by 38-06S…
    Southern Indian Ocean
  11. HYDROPAC 151/152015-01-15 → 2015-02-14
    Underwater operations in progress until further notice by M/V fugro equator in area bound by 34-52S 092-45E,…
    Southern Indian Ocean
  12. HYDROPAC 140/152015-01-14 → 2015-02-14
    Underwater operations in progress until further notice by M/V fugro discovery in area bound by 34-52S…
    Southern Indian Ocean
  13. HYDROPAC 103/152015-01-11 → 2015-01-29
    Underwater operations in progress until further notice by M/V go phoenix in area bound by 32-42S 095-23E,…
    Southeastern Indian Ocean
  14. HYDROPAC 90/152015-01-10 → 2015-09-07
    Underwater operations in progress until further notice by M/V maersk logger vicinity 20-25.94S 114-19.10E
    Eastern Indian Ocean · Australia-northwest Coast
  15. HYDROPAC 3628/142014-12-04 → 2015-01-03
    Underwater operations in progress until further notice by M/V fugro discovery in area bound by 34-52S…
    Southern Indian Ocean
  16. HYDROPAC 3310/142014-11-07 → 2014-12-01
    Underwater operations in progress until further notice by M/V deep orient in 13-47.18S 123-19.05E
    Eastern Indian Ocean · Australia-northwest Coast
  17. HYDROPAC 3231/142014-10-31 → 2014-11-28
    Underwater operations in progress until further notice by M/V go phoenix in area bound by 32-42S 095-23E,…
    Southeastern Indian Ocean
  18. HYDROPAC 3141/142014-10-22 → 2014-11-19
    Underwater operations in progress until further notice by M/V fugro discovery in area bound by 34-52S…
    Southern Indian Ocean
  19. HYDROPAC 2951/142014-10-05 → 2014-10-22
    Underwater operations in progress until further notice by M/V go phoenix in area bound by 32-48S 095-33E,…
    Southeastern Indian Ocean
  20. HYDROPAC 520/142014-02-22 → 2014-03-12
    Underwater operations in progress until further notice by M/V joseph plateau in 19-55.20S 115-23.00E
    Australia-northwest Coast
  21. HYDROPAC 224/142014-01-22 → 2014-02-06
    Iles de kerguelen
    Southern Indian Ocean
  22. HYDROPAC 3916/132013-12-17 → 2014-01-05
    Survey operations in progress until further notice by M/V polarcus nadia towing 6000 meter long cable in…
    Southwestern Indian Ocean · South Africa
  23. HYDROPAC 3848/132013-12-10 → 2013-12-17
    Survey operations in progress until further notice by M/V polarcus nadia towing 6000 meter long cable in…
    Southwestern Indian Ocean · South Africa
  24. HYDROPAC 3839/132013-12-09 → 2013-12-10
    Survey operations in progress until further notice by M/V polarcus nadia towing 6000 meter long cable in…
    Southwestern Indian Ocean
  25. HYDROPAC 3006/132013-10-01 → 2013-11-17
    Underwater operations in progress until 16 nov: a. in area between 30-54.0S 31-05.0S and 114-54.0E 115-08.0E
    Australia-west Coast
  26. HYDROPAC 1374/132013-05-13 → 2013-08-04
    Underwater operations in progress until further notice by M/V crest odyssey 2 vicinity 21-36S 114-12E
    Australia-northwest Coast
  27. HYDROPAC 1352/132013-05-10 → 2013-05-26
    Underwater operations 11 thru 25 may by M/V blue cat in area bound by 20-55.0S 055-18.0E, 21-20.0S…
    Western Indian Ocean · Reunion Island
  28. HYDROPAC 1340/132013-05-09 → 2013-05-10
    Underwater operations in progress until 26 may by M/V blue cat in area bound by 20-55.0S 055-18.0E, 21-20.0S…
    Western Indian Ocean · Reunion Island
  29. HYDROPAC 602/132013-03-01 → 2013-05-14
    Survey operations in progress until further notice by M/V polarcus alima along trackline between 16-20S…
    Australia-northwest Coast
  30. HYDROPAC 2825/122012-10-09 → 2012-11-24
    Underwater operations in progress until further notice: a. in area between 31-55S 32-13S and 115-20E 115-33E
    Australia-west Coast
  31. HYDROPAC 2333/122012-08-16 → 2012-09-16
    Oceanographic operations until 15 sep along trackline between 20-54.4S 055-05.0E and 21-21.0S 055-05.0E
    Western Indian Ocean · Reunion-west Coast
  32. HYDROPAC 1127/122012-04-19 → 2012-04-28
    Survey operations in progress until further notice by M/V western regent towing 8000 meter long cables in…
    South Africa-south Coast
  33. HYDROPAC 3506/112011-12-16 → 2012-01-16
    Underwater operations in progress until further notice by M/V sapura 3000 along trackline between 12-39.5S…
    Australia-northwest Coast
  34. HYDROPAC 2995/112011-10-24 → 2011-12-16
    Underwater operations in progress until further notice by M/V sapura 3000 in 12-39.60S 124-32.70E
    Australia-northwest Coast
  35. HYDROPAC 364/112011-01-31 → 2011-08-27
    Underwater operations in progress until further notice by M/V sapura 3000 vicinity 20-01.5S 116-18.5E
    Australia-northwest Coast
  36. HYDROPAC 515/102010-03-16 → 2010-03-25
    Underwater operations in progress until further notice by M/V seahorse standard in 31-56.0S 115-20.8E
    Australia-southwest Coast
  37. HYDROPAC 127/102010-01-23 → 2010-01-24
    Underwater operations in progress until further notice by M/V geobay in 21-28S 114-49E
    Australia-northwest Coast
  38. HYDROPAC 124/102010-01-23 → 2010-01-23
    Underwater operations in progress until further notice by M/V geobay vicinity 19-55S 115-23E
    Australia-northwest Coast
  39. HYDROPAC 2176/092009-11-23 → 2009-12-05
    Underwater operations in progress until further notice in 12-40.3S 124-32.4E
  40. HYDROPAC 1342/092009-07-28 → 2009-07-29
    Drilling operations in progress until further notice by M/V markab in 21-18.5S 114-48.4E
  41. HYDROPAC 910/092009-05-11 → 2009-07-20
    Survey operations in progress until further notice by M/V ridley thomas along trackline joining 26-26S…
  42. HYDROPAC 814/092009-04-24 → 2009-04-30
    Underwater operations in progress until further notice by M/V southern supporter vicinity 19-16.60S 116-36.70E
  43. HYDROPAC 714/092009-04-10 → 2009-07-28
    Drilling operations in progress until further notice by M/V markab in 19-56S 115-23E
  44. HYDROPAC 689/092009-04-06 → 2009-04-07
    Survey operations in progress until further notice by M/V ridley thomas in 10-30S 041-40E
  45. HYDROPAC 38/092009-01-05 → 2009-01-13
    Survey operations in progress until further notice by M/V ocean endeavour within ten miles of 15-00S 121-46E
  46. HYDROPAC 2438/082008-12-09 → 2009-01-10
    Survey operations in progress until further notice by M/V ellen khuzwayo in area bound by 34-55.47S…
  47. HYDROPAC 2143/082008-10-31 → 2009-01-05
    Survey operations in progress until further notice by M/V ocean endeavour in 13-49S 124-05E
  48. HYDROPAC 2141/082008-10-31 → 2008-11-01
    Underwater operations in progress until further notice by M/V neptune trident in 20-13S 114-52E
  49. HYDROPAC 2106/082008-10-28 → 2008-10-31
    Underwater operations in progress until further notice by M/V neptune trident in 19-53S 115-17E
  50. HYDROPAC 2075/082008-10-23 → 2008-10-25
    Underwater operations in progress until further notice by M/V neptune trident in 19-52S 115-17E

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 Indian Ocean — page 7 · seahazards