Survey operations in the Sea of Okhotsk

Hydrographic and scientific survey vessels, often towing long arrays.

in force
3
last 12 months
3
vs previous 12 (6)
-50%
since 2000
163

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 · 3

  1. HYDROPAC 2014/26in force2026-07-14
    Survey operations by vessel Nikolay Trubyatchinskiy in Sea of Okhotsk near Kuril Islands from 15 July to 15 October, requesting 400 meter berth.
    Sea of Okhotsk · Kuril Islands
  2. HYDROPAC 1516/26in force2026-05-22
    Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.
    Sea of Okhotsk · Russia
  3. HYDROPAC 1291/26in force2026-04-23
    Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.
    Sea of Okhotsk · Russia

Longest in force

  1. HYDROPAC 1291/26in force2026-04-23 · 121 d
    Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.
    Sea of Okhotsk · Russia
  2. HYDROPAC 1516/26in force2026-05-22 · 92 d
    Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.
    Sea of Okhotsk · Russia
  3. HYDROPAC 2014/26in force2026-07-14 · 39 d
    Survey operations by vessel Nikolay Trubyatchinskiy in Sea of Okhotsk near Kuril Islands from 15 July to 15 October, requesting 400 meter berth.
    Sea of Okhotsk · Kuril Islands

By year

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06
07
08
09
10
11
12
14
15
16
17
18
19
20
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26

By month (all years)

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Other hazards in the Sea of Okhotsk

Archive · 160 cancelled

  1. HYDROPAC 2420/172017-07-14 → 2017-08-11
    Survey operations in progress until 10 aug by M/V amazon warrior towing 14 6000 meter long cables in area…
    Sea of Okhotsk · Sakhalin
  2. HYDROPAC 2358/172017-07-07 → 2017-08-17
    Underwater operations in progress until 16 aug by M/V geophisik in area bound by 52-39-00N 143-19-08E,…
    Sea of Okhotsk · Sakhalin-east Coast
  3. HYDROPAC 2303/172017-07-01 → 2017-07-14
    Survey operations in progress until 10 aug by M/V amazon warrior towing 14 6000 meter long cables in area…
    Sea of Okhotsk · Sakhalin
  4. HYDROPAC 2277/172017-06-29 → 2017-08-01
    Survey operations 04 thru 31 jul by M/V iskatel in area bound by 53-24-21N 143-30-51E, 53-35-02N 143-24-16E,…
    Sea of Okhotask · Sakhalin
  5. HYDROPAC 1916/172017-05-31 → 2017-06-25
    Underwater operations 03 thru 24 jun by M/V geophyisik in area bound by 50-48-48N 143-40-02E, 51-34-55N…
    Sea of Okhotsk · Sakhalin-east Coast
  6. HYDROPAC 3774/162016-12-05 → 2017-10-22
    Scientific moorings established in: a. 51-25.4N 144-04.6E, at depth 140 meters
    Sea of Okhotsk · Sakhalin-east Coast
  7. HYDROPAC 2853/162016-09-19 → 2016-11-11
    Survey operations 20 sep thru 10 nov by M/V fedor kovrov towing equipment in area bound by 51-25-27N…
    Sea of Okhotsk · Sakhalin-east Coast
  8. HYDROPAC 2630/162016-08-31 → 2016-09-22
    Survey operations 01 thru 21 sep by M/V geophysic towing 1500 meter long cable in area bound by 51-25-27N…
    Sea of Okhotsk · Sakhalin-east Coast
  9. HYDROPAC 1786/162016-06-14 → 2016-08-31
    Survey operations 17 jun thru 27 sep by M/V geophysic towing 1500 meter long cable in area bound by…
    Sea of Okhotsk · Sakhalin-east Coast
  10. HYDROPAC 1766/162016-06-12 → 2016-08-16
    Survey operations 16 jun thru 15 aug by M/V diabaz towing 1200 meter long cable in area bound by 51-29-37N…
    Sea of Okhotsk · Sakhalin-east Coast
  11. HYDROPAC 1700/162016-06-07 → 2016-09-12
    Underwater operations 11 jun thru 11 sep by M/V fedor kovrov towing equipment in area bound by 51-25.5N…
    Sea of Okhotsk · Sakhalin-east Coast
  12. HYDROPAC 2642/152015-08-12 → 2015-09-10
    Scientific mooring established until 09 sep in 51-19.49N 144-28.14E
    Sea Okhotsk · Sakhalin-east Coast
  13. HYDROPAC 2227/142014-07-30 → 2014-12-01
    Oceanographic operations in progress until 30 nov by M/V professor kurentsov towing 1300 meter long cable in…
    Sea Okhotsk · Sakhalin-east Coast
  14. HYDROPAC 1692/142014-06-12 → 2014-06-18
    Underwater operations in progress until 17 jun in area bound by 51-25-41.7N 143-27-24.8E, 51-30-50.1N…
    Sea of Okhotsk · Russia
  15. HYDROPAC 1860/122012-06-29 → 2012-08-16
    Survey operations 30 jun thru 15 aug by M/V iskatel towing 2300 meter long cable in area bound by 54-49-13N…
    Sea of Okhotsk
  16. HYDROPAC 1789/122012-06-25 → 2012-07-26
    Underwater operations in progress until 25 jul in areas bound by: a. 53-28-55N 142-01-07E, 53-44-30N…
    Sea of Okhotsk · Sakhalin-northwest Coast
  17. HYDROPAC 1626/122012-06-10 → 2012-11-11
    Sea of okhotsk 1. survey operations 15 jun thru 10 nov by M/V professor bogorov towing 800 meter long cable…
  18. HYDROPAC 1554/122012-06-04 → 2012-11-01
    Survey operations in progress until further notice by M/V ivan kireev within 250 meters of trackline joining…
    Russia-east Coast · Proliv Nevel'skogo
  19. HYDROPAC 3006/112011-10-25 → 2011-11-21
    Survey operations 29 oct thru 20 nov by M/V dozornyy in areas bound by: a. 51-17-17N 144-00-24E, 51-19-42N…
    Sakhalin-northeast Coast
  20. HYDROPAC 2361/112011-08-22 → 2011-10-01
    Survey operations 27 aug thru 30 sep by M/V iskatel in area bound by 54-43N 155-40E, 54-49N 154-35E, 56-06N…
    Sea of Okhotsk · Kamchatka-west Coast
  21. HYDROPAC 2087/112011-07-22 → 2011-08-28
    Survey operations 27 jul thru 27 aug by M/V iskatel in area bound by 53-24-24N 143-09-53E, 53-24-00N…
    Sakhalin-northeast Coast
  22. HYDROPAC 1906/112011-07-01 → 2011-07-21
    Survey operations in progress until 30 jul by M/V diabaz in areas bound by: a. 54-48-04N 155-24-12E,…
    Sea of Okhotsk
  23. HYDROPAC 1853/112011-06-26 → 2011-07-26
    Survey operations 01 thru 25 jul by M/V iskatel in area bound by 53-22-04N 141-45-32E, 53-36-18N 141-20-07E,…
    Sakhalin-northwest Coast
  24. HYDROPAC 2193/102010-10-21 → 2010-12-01
    Survey operations in progress until 30 nov by M/V diabaz and M/V iskatel in areas bound by: a. 51-17.15N…
    Sakhalin-east Coast
  25. HYDROPAC 1709/102010-08-22 → 2010-10-16
    Underwater operations in progress until 15 oct by M/V iskatel in area bound by 53-13-45N 143-14-23E,…
    Sakhalin-northeast Coast
  26. HYDROPAC 1500/102010-07-22 → 2010-10-01
    Survey operations 26 jul thru 30 sep by M/V diabaz, M/V iskatel and M/V yamakha along tracklines between: a.…
    Sakhalin-east Coast
  27. HYDROPAC 1478/092009-08-19 → 2009-11-01
    Survey operations in progress until 31 oct by M/V akademik nemchinov towing four 6000 meter long cables in…
  28. HYDROPAC 1397/092009-08-05 → 2009-08-19
    Survey operations in progress until 31 oct by M/V akademik nemchinov towing four 6000 meter long cables in…
  29. HYDROPAC 1328/092009-07-25 → 2009-08-04
    Underwater operations in progress until 05 aug by M/V diabaz in area bound by 51-54.95N 143-19.48E,…
  30. HYDROPAC 1318/092009-07-23 → 2009-07-29
    Survey operations in progress until 28 jul by M/V vladimir sukhotskiy in area bound by 52-30N 143-12E,…
  31. HYDROPAC 1200/092009-06-29 → 2009-07-11
    Survey operations in progress until further notice by M/V vladimir sukhotskiy in area bound by 52-28.1N…
  32. HYDROPAC 1049/092009-06-04 → 2009-07-25
    Underwater operations 05 jun until further notice by M/V sukhotskiy along trackline joining 52-04.6N…
  33. HYDROPAC 1295/082008-07-08 → 2008-07-11
    Underwater operations in progress until 18 jul along trackline joining 52-04.6N 141-37.8E, 52-04.3N…
  34. HYDROPAC 1420/072007-08-13 → 2007-09-01
    Survey operations 12 thru 31 aug by M/V diabaz towing 1600 meter long cable within two miles of 58-02-48N…
  35. HYDROPAC 1331/072007-08-01 → 2007-08-13
    Survey operations in progress until 12 aug by M/V diabaz towing 1600 meter long cable within two miles of…
  36. HYDROPAC 1287/072007-07-26 → 2007-10-16
    Oceanographic operations in progress until 15 oct in areas a. 53-50.94N 143-36.05E
  37. HYDROPAC 1277/072007-07-23 → 2007-11-05
    Oceanographic operations in progress until further notice in areas: 1. 54-49.9N 142-04.1E
  38. HYDROPAC 1276/072007-07-23 → 2007-10-16
    Oceanographic operations in progress until 15 oct vicinity 53-38.1N 143-13.9E
  39. HYDROPAC 966/072007-05-31 → 2007-06-16
    Oceanographic operations in progress until 15 jun in vicinity: a. 53-28.00N 144-05.00E
  40. HYDROPAC 943/072007-05-27 → 2007-12-31
    Survey operations in progress until 30 dec in area bound by 52-20N 143-15E, 53-10N 143-20E, 53-10N 143-45E,…
  41. HYDROPAC 1702/062006-08-31 → 2006-10-02
    Survey operations in progress until further notice within 1.6 miles of: a. 55-10-45N 141-36-02E
  42. HYDROPAC 915/062006-05-17 → 2006-08-23
    Stopping, anchoring, flat fishing, dredging, and navigating with paid out anchor chain is prohibited 22 may…
  43. HYDROPAC 914/062006-05-17 → 2006-08-23
    Stopping, anchoring, flat fishing, dredging, and navigating with paid out anchor chain is prohibited 22 may…
  44. HYDROPAC 1678/052005-10-06 → 2006-01-01
    Underwater operations in progress until 31 dec in area bound by 46-34.10N 142-54.48E, 46-37.28N 142-54.38E,…
  45. HYDROPAC 1665/052005-10-05 → 2005-11-26
    Stopping, anchoring, flat fishing, dredging, and navigating with paid out anchor chain is prohibited until…
  46. HYDROPAC 1664/052005-10-05 → 2005-10-31
    Stopping, anchoring, flat fishing, dredging, and navigating with paid out anchor chain is prohibited until…
  47. HYDROPAC 934/052005-06-09 → 2005-10-02
    Stopping, anchoring, flat fishing, dredging, and navigating with paid out anchor chain is prohibited until…
  48. HYDROPAC 933/052005-06-09 → 2005-10-02
    Stopping, anchoring, flat fishing, dredging, and navigating with paid out anchor chain is prohibited until…
  49. HYDROPAC 1592/042004-10-06 → 2004-11-01
    Underwater operations thru 31 oct along trackline between 52-05.1N 141-20.9E and 52-06.0N 141-38.0E 2.…
  50. HYDROPAC 1481/042004-09-14 → 2004-10-17
    Underwater operations in progress until 16 oct in area bound by 51-23-31N 143-27-56E, 51-24-36N 143-27-35E,…

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 Sea of Okhotsk — page 3 · seahazards