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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By month (all years)

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Other hazards in the Sea of Okhotsk

Archive · 160 cancelled

  1. HYDROPAC 3478/192019-10-21 → 2019-11-16
    Survey operations 23 oct thru 15 nov by M/V diabaz in area bound by 52-13-41N 143-53-35E, 52-16-22N…
    Sea of Okhotsk · Sakhalin
  2. HYDROPAC 3430/192019-10-18 → 2019-10-27
    Survey operations 22 oct thru 06 nov by vessel fyodor kovrov in area bound by 53-14-05N 143-16-33E,…
    Sea of Okhotsk · Sakhalin
  3. HYDROPAC 3391/192019-10-15 → 2019-11-20
    Survey operations 19 oct thru 19 nov by M/V trias in area bound by 53-45.8N 143-40.6E, 53-47.1N 143-37.5E,…
    Sea of Okhotsk · Sakhalin
  4. HYDROPAC 3363/192019-10-12 → 2019-10-26
    Survey operations in progress until 25 oct by M/V diabaz in area bound by 53-45.8N 143-40.6E ,53-47.1N…
    Sea of Okhotsk · Sakhalin
  5. HYDROPAC 3235/192019-09-30 → 2019-10-15
    Survey operations in progress until 30 oct by M/V trias in 52-16-22N 143-42-20E, 52-24-20N 143-39-49E,…
    Sea of Okhotsk · Sakhalin
  6. HYDROPAC 3232/192019-09-30 → 2019-10-12
    Survey operations 02 thru 15 oct by M/V diabaz in area bound by 53-45.8N 143-40.6E, 53-47.1N 143-37.5E,…
    Sea of Okhotsk · Sakhalin
  7. HYDROPAC 3154/192019-09-25 → 2019-10-17
    Survey operations in progress until 15 nov by M/V nikolay trubyatchinskiy and M/V allianz silver in area…
    Sea of Okhotsk · Sakhalin
  8. HYDROPAC 3039/192019-09-17 → 2019-09-27
    Underwater operations by M/V academic cherskiy: a. 17 thru 19 and 24 thru 26 sep in 51-18-19N 144-21-45E
    Sea of Okhotsk · Sakhalin
  9. HYDROPAC 2920/192019-09-06 → 2019-10-11
    Survey operations 10 sep thru 10 oct in area bound by 51-34-55N 143-24-16E, 51-34-54N 144-06-13E, 51-32-36N…
    Sea of Okhotsk · Sakhalin
  10. HYDROPAC 2752/192019-08-24 → 2019-10-11
    B. 52-12-12N 141-34-48E
    Tatar Strait · Russia
  11. HYDROPAC 2751/192019-08-24 → 2019-09-30
    Survey operations 27 aug thru 30 sep by M/V trias in area bound by 52-16-22N 143-42-20E, 52-24-19N…
    Sea of Okhotsk · Sakhalin
  12. HYDROPAC 2418/192019-07-29 → 2019-10-31
    Survey operations 31 jul thru 31 oct by M/V academic fersman towing five mile long cable in area bound by…
    Sea of Okhotsk · Russia
  13. HYDROPAC 2408/192019-07-28 → 2019-07-29
    Survey operations 31 jul thru 31 aug by M/V academic fersman towing five mile long cable in area bound by…
    Sea of Okhotsk · Russia
  14. HYDROPAC 2407/192019-07-28 → 2019-10-01
    Survey operations 01 aug thru 30 sep by M/V aldan in area bound by 58-23-20N 147-39-53E, 58-24-34N…
    Sea of Okhotsk · Sakhalin
  15. HYDROPAC 2393/192019-07-26 → 2019-08-26
    Survey operations 28 jul thru 15 sep by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  16. HYDROPAC 2124/192019-06-29 → 2019-08-25
    Survey operations 02 jul thru 25 sep by M/V polarcus asima and polarcus alima towing 4050 meter long cables…
    Sea of Okhotsk · Sakhalin
  17. HYDROPAC 2096/192019-06-27 → 2019-07-16
    Survey operations 29 jun thru 25 jul by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  18. HYDROPAC 2056/192019-06-24 → 2019-07-04
    Underwater operations 27 jun thru 03 jul by M/V antarctida along trackline joining 45-50N 141-53E, 45-53N…
    Sea of Japan · Sea of Okhotsk · Sakhalin
  19. HYDROPAC 2028/192019-06-21 → 2019-08-21
    Survey operations 24 jun thru 20 aug by M/V diabaz in: a. area bound by 53-45.45N 143-40.37E, 53-47.05N…
    Sea of Okhotsk · Sakhalin
  20. HYDROPAC 2009/192019-06-19 → 2019-07-04
    Underwater operations 22 jun thru 03 jul by M/V fyodor kovrov in area bound by 54-49N 154-35E, 56-06N…
    Sea of Okhotsk · Kamchatka
  21. HYDROPAC 1846/192019-06-06 → 2019-07-02
    Survey operations by M/V polarcus asima and M/V polarcus alima: a. in progress until 12 jun in area bound by…
    Sea of Okhotsk · Sakhalin
  22. HYDROPAC 1840/192019-06-05 → 2019-09-25
    Survey operations in progress until 15 nov by M/V nikolay trubyatchinskiy and M/V allianz silver in area…
    Sea of Okhotsk · Sakhalin
  23. HYDROPAC 1824/192019-06-04 → 2019-06-06
    Survey operations by M/V polarcus asima and M/V polarcus alima: a. in progress thru 12 jun in area bound by…
    Sea of Okhotsk · Sakhalin
  24. HYDROPAC 1764/192019-05-29 → 2019-06-04
    Survey operations by M/V polarcus asima and M/V polarcus alima: a. 01 thru 06 jun in area bound by 52-00-02N…
    Sea of Okhotsk · Sakhalin
  25. HYDROPAC 1763/192019-05-29 → 2019-07-02
    Survey operations 31 may thru 10 jul by M/V geophisik in area bound by 52-39-00N 143-19-08E, 52-39-06N…
    Sea of Okhotsk · Sakhalin
  26. HYDROPAC 1693/192019-05-21 → 2019-06-15
    Survey operations in progress until 21 jun by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E,…
    Sea of Okhotsk · Sakhalin
  27. HYDROPAC 183/192019-01-18 → 2019-09-25
    Underwater operations in progress until 31 dec in area bound by 51-14-23N 143-58-45E, 51-24-38N 143-59-25E,…
    Sea of Okhotsk · Sakhalin
  28. HYDROPAC 4580/182018-12-26 → 2019-04-04
    Scientific mooring, at depth 165 meters established until 30 jun 19 in: a. 51-15-21N 144-10-20E
    Sea of Okhotsk · Sakhalin
  29. HYDROPAC 4039/182018-11-09 → 2019-01-01
    Survey operations in progress until 31 dec by M/V akademik fersman in areas bound by: a. 52-00.9N 143-46.3E,…
    Sea of Okhotsk · Sakhalin
  30. HYDROPAC 3836/182018-10-22 → 2018-11-17
    Survey operations in progress until 16 nov by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E,…
    Sea of Okhotsk · Sakhalin
  31. HYDROPAC 3652/182018-10-07 → 2018-12-09
    Survey operations 08 oct to 08 dec by M/V geophisic in area bound by 52-11-44N 143-08-43E, 52-39-00N…
    Sea of Okhotsk · Sakhalin
  32. HYDROPAC 3372/182018-09-16 → 2018-10-19
    Survey operations 18 sep thru 18 oct by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  33. HYDROPAC 3077/182018-08-22 → 2018-09-14
    Survey operations 23 aug thru 28 sep by M/V geophisik in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  34. HYDROPAC 3065/182018-08-21 → 2018-09-21
    Underwater operations in progress until 20 sep by M/V diabaz and M/V trias in: a. 51-19-37N 144-15-05E
    Sea of Okhotsk
  35. HYDROPAC 2904/182018-08-10 → 2018-09-18
    Survey operations 12 aug thru 30 sep by M/V vyacheslav tikhonov towing eight 4500 meter long cables in area…
    Sea of Okhotsk · Sakhalin
  36. HYDROPAC 2698/182018-07-24 → 2018-08-10
    Survey operations in progress until 18 aug by M/V vyacheslav tikhonov towing eight 4500 meter long cables in…
    Sea of Okhotsk · Sakhalin
  37. HYDROPAC 2526/182018-07-10 → 2018-08-03
    Survey operations 13 jul thru 02 aug by M/V fyodorkovrov in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  38. HYDROPAC 2509/182018-07-09 → 2018-07-17
    Survey operations in progress until 16 jul by M/V geophisik in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  39. HYDROPAC 2507/182018-07-09 → 2018-09-07
    Survey operations 12 jul thru 12 sep by M/V dong fang kan tan in areas bound by: a. 52-52-12N 143-30-03E,…
    Sea of Okhotsk · Sakhalin
  40. HYDROPAC 2327/182018-06-23 → 2018-07-21
    Survey operations in progress until 20 jul by M/V vyacheslav tikhonov towing eight 4500 meter long cables in…
    Sea of Okhotsk · Sakhalin
  41. HYDROPAC 2295/182018-06-21 → 2018-09-07
    Survey operations in progress until 15 nov by M/V strelets, M/V orion, M/V vega, M/V nautilus, M/V kraken,…
    Sea of Okhotsk · Sakhalin
  42. HYDROPAC 2189/182018-06-13 → 2018-06-23
    Survey operations by M/V vyacheslavtikhonov towing 4500 meter long cable in areas bound by: a. in progress…
    Sea of Okhotsk · Sakhalin
  43. HYDROPAC 2100/182018-06-04 → 2018-07-05
    Survey operations 07 jun thru 07 jul by M/V fyodor kovrov in area bound by 54-49N 154-35E, 56-06N 153-57E,…
    Sea of Okhotsk · Kamchatka
  44. HYDROPAC 2069/182018-06-01 → 2018-07-07
    Survey operations 05 jun thru 06 jul by M/V geophisik in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  45. HYDROPAC 3750/172017-11-02 → 2017-11-27
    Survey operations 05 thru 30 nov by M/V geophisik in area bound by 50-48-48N 143-40-02E, 51-34-55N…
    Sea of Okhotsk · Sakhalin
  46. HYDROPAC 3749/172017-11-02 → 2017-11-21
    Six mile berth requested
    Sea of Okhotsk · Sakhalin
  47. HYDROPAC 3380/172017-10-03 → 2017-10-21
    Survey operations 05 thru 20 oct by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Sakhalin
  48. HYDROPAC 2992/172017-09-02 → 2017-09-24
    Survey operations 03 thru 23 sep by M/V fyodor kovrov in areas bound by: a. 51-34-55N 143-24-16E, 51-34-54N…
    Sea of Okhotsk · Russia
  49. HYDROPAC 2801/172017-08-18 → 2017-11-02
    Survey operations 20 aug thru 01 nov by M/V strelets, M/V orion, M/V vega and M/V nautilus towing four mile…
    Sea of Okhotsk · Sakhalin
  50. HYDROPAC 2790/172017-08-17 → 2017-09-21
    Underwater operations in progress until 20 sep by M/V geophisik area bound by 52-39-00N 143-19-08E,…
    Sea of Okhotsk · Sakhalin-east Coast

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 2 · seahazards