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
- HYDROPAC 2014/26in force2026-07-14Survey 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
- HYDROPAC 1516/26in force2026-05-22Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.Sea of Okhotsk · Russia
- HYDROPAC 1291/26in force2026-04-23Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.Sea of Okhotsk · Russia
Longest in force
- HYDROPAC 1291/26in force2026-04-23 · 121 dUnderwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.Sea of Okhotsk · Russia
- HYDROPAC 1516/26in force2026-05-22 · 92 dUnderwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.Sea of Okhotsk · Russia
- HYDROPAC 2014/26in force2026-07-14 · 39 dSurvey 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 month (all years)
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Other hazards in the Sea of Okhotsk
Archive · 160 cancelled
- HYDROPAC 1643/252025-06-24 → 2026-01-16Survey operations 25 jun until further notice by vessels in area bound by 52-37.78N 143-52.27E, 52-38.92N…Sea of Okhotsk · Russia
- HYDROPAC 1476/252025-06-08 → 2025-12-04Survey operations in progress until further notice in area bound by 51-20.27N 144-32.12E, 51-17.98N…Sea of Okhotsk · Russia
- HYDROPAC 1452/252025-06-05 → 2026-01-16Underwater operations in progress until 31 dec in area bound by 51-34.91N 143-24.26E, 51-34.90N 144-06.22E,…Sea of Okhotsk · Russia
- HYDROPAC 1451/252025-06-05 → 2025-12-04Survey operations in progress until 21 oct by M/V trias in area bound by 51-34.92N 143-24.27E, 51-34.90N…Sea of Okhotsk · Russia
- HYDROPAC 3247/242024-10-12 → 2025-02-10Survey operations 15 oct thru 15 dec by M/V nikolay trubyatchinskiy in area bound by 57-48.00N 152-59.00E,…Sea of Okhotsk · Russia
- HYDROPAC 2959/242024-09-07 → 2025-02-10Survey operations 10 sep thru 25 nov by M/V fyodor kovrov in area bound by 51-31.60N 144-43.48E, 51-34.90N…Sea of Okhotsk · Russia
- HYDROPAC 2451/242024-07-19 → 2024-11-22Survey operations 22 jul thru 20 oct by M/V vyacheslav tikhonov towing eight 4050 meter long cables in area…Sea of Okhotsk · Russia
- HYDROPAC 2017/242024-06-11 → 2025-02-10Survey operations in progress until 31 dec by M/V almaz, M/V nikolay trubyatchinskiy, M/V fyodor kovrov, M/V…Sea of Okhotsk · Russia
- HYDROPAC 3026/232023-09-22 → 2023-09-28Underwater operations 261400Z to 281400Z sep in area bound by 46-17.50N 142-33.80E, 46-23.00N 142-51.00E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 3010/232023-09-21 → 2023-09-22Underwater operations 261400Z to 281400Z sep in area bound by 46-17.50N 142-33.80E, 46-23.00N 142-51.00E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 2632/232023-08-15 → 2023-09-19Survey operations 18 aug thru 18 sep by M/V fyodor kovrov in area bound by 51-34.91N 143-24.26E, 51-34.90N…Sea of Okhotsk · Russia
- HYDROPAC 2604/232023-08-12 → 2023-08-19Underwater operations 171400Z T0 191400Z aug in area bound by 46-17.50N 142-33.80E, 46-23.00N 142-51.00E,…Sea of Okhotsk · Japan
- HYDROPAC 2042/232023-06-20 → 2023-09-06Survey operations in progress until 05 sep by M/V marshal gelovany in area bound by 51-00.00N 154-00.00E,…Sea of Okhotsk · Kuril Islands
- HYDROPAC 1916/232023-06-08 → 2023-08-06Survey operations 12 jun thru 12 aug by M/V geolog dimitriy nalivkin in area bound by 51-24.30N 144-06.20E,…Sea of Okhotsk · Russia
- HYDROPAC 1766/232023-05-27 → 2024-01-01Underwater operations 01 jun thru 31 dec in area bound by 51-34.91N 143-24.26E, 51-34.90N 144-06.22E,…Sea of Okhotsk · Russia
- HYDROPAC 1715/232023-05-23 → 2023-05-26Survey operations 251400Z to 261400Z may in area bound by 46-17.50N 142-33.80E, 46-23.00N 142-51.00E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1653/232023-05-18 → 2023-08-07Survey operations 21 may thru 18 nov by M/V nikolay trubyatchinskiy, M/V feydor kovrov kalas and M/V…Sea of Okhotsk · Russia
- HYDROPAC 2843/222022-10-11 → 2022-10-25Scientific mooring, fl y, at depth 80 meters, established in 51-25.40N 143-51.13ESea of Okhotsk · Russia
- HYDROPAC 2556/222022-09-15 → 2022-10-14Survey operations 17 sep thru 07 nov by M/V spasatel zaborshchikov in areas bound by: a. 51-34.92N…Sea of Okhotsk · Kamchatka · Sakhalin
- HYDROPAC 2351/222022-08-26 → 2022-11-01Underwater operations in progress until 31 oct by M/V akademik cherskiy in area bound by 51-27.40N…Sea of Okhotsk · Russia
- HYDROPAC 2290/222022-08-21 → 2022-08-26Survey operations in progress until 25 aug by M/V vyacheslav tikhonov towing eight 4500 meter long cables in…Sea of Okhotsk · Russia
- HYDROPAC 2092/222022-08-01 → 2022-08-21Survey operations 06 thru 20 aug by M/V vyacheslav tikhonov towing eight 4500 meter long cables in areas…Sea of Okhotsk · Russia
- HYDROPAC 1784/222022-06-30 → 2022-08-01Survey operations 01 thru 31 jul by vessel diabaz in area bound by 51-27.56N 143-50.42E, 51-27.48N…Sea of Okhotsk · Russia
- HYDROPAC 1713/222022-06-22 → 2022-10-31Survey operations 24 jun thru 10 nov in area bound by 51-34-46N 143-33-43E, 51-40-32N 143-54-09E, 51-29-23N…Sea of Okhotsk · Sakhalin
- HYDROPAC 1623/222022-06-12 → 2023-01-01Underwater operations 15 jun thru 31 dec in area bound by 51-34.91N 143-24.26E, 51-34.90N 144-06.22E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1595/222022-06-09 → 2022-07-27Survey operations 12 jun thru 07 aug by M/V vyacheslav tikhonov and M/V atlas towing eight 4500 meter long…Sea of Okhotsk · Sakhalin
- HYDROPAC 1561/222022-06-04 → 2022-06-15Scientific mooring, least depth 45 meters, temporarily established until 30 jun in 51-29.30N 143-38.20ESea of Okhotsk · Russia
- HYDROPAC 1530/222022-06-01 → 2022-06-22Survey operations 05 jun thru 15 nov by M/V nikolay trubyatchinskiy and M/V kalas in area bound by 51-36.08N…Sea of Okhotsk · Sakhalin
- HYDROPAC 1508/222022-05-30 → 2022-06-15Scientific mooring, least depth 66 meters, temporarily established until 30 jun in 51-33.60N 143-45.70ESea of Okhotsk · Sakhalin
- HYDROPAC 1462/222022-05-25 → 2022-07-14Survey operations 291400Z may to 151400Z jun and 231400Z jun to 141400Z jul by M/V vitse admiral vorontsov…Sea of Okhotsk · Russia
- HYDROPAC 1450/222022-05-24 → 2022-06-29Survey operations 29 may thru 30 jul by M/V geophisik in area bound by 51-34-55N 143-24-16E, 51-34-54N…Sea of Okhotsk · Sakhalin
- HYDROPAC 3029/212021-10-23 → 2021-12-02Underwater operations 26 oct thru 09 dec by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 2993/212021-10-19 → 2021-11-16Survey operations in progress until 15 nov by M/V vyacheslav tikhonov towing eight 9600 meter long cables in…Sea of Okhotsk · Sakhalin
- HYDROPAC 2737/212021-09-27 → 2021-10-20Survey operations 28 sep thru 19 oct by M/V marshal gelovany in area bound by 49-00N 151-00E, 49-00N…Sea of Okhotsk · Kuril Islands
- HYDROPAC 2424/212021-08-25 → 2021-10-01Survey operations 28 aug thru 30 sep by M/V trias in area bound by 53-27-10N 143-23-15E, 53-27-40N…Sea of Okhotsk · Sakhalin
- HYDROPAC 2401/212021-08-22 → 2021-10-09Survey operations by M/V vyacheslav tikhonov: a. 25 aug thru 03 sep in area bound by 50-45-14N 144-34-48E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 2376/212021-08-19 → 2021-12-03Survey operations 22 aug thru 02 dec by M/V nikolya trubyatchinskiy in area bound by 51-21-09N 143-53-07E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 2161/212021-07-27 → 2021-08-24Survey operations 30 jul thru 23 aug by M/V pegas in area bound by 49-00N 151-00E, 49-00N 153-00E, 47-30N…Sea of Okhotsk · Kuril Islands
- HYDROPAC 1920/212021-06-30 → 2021-07-06Survey operations in progress until 100600Z jul: a. in area bound by 49-40-00N 151-45-00E, 49-44-00N…Western North Pacific · Sea of Okhotsk · Kuril Islands
- HYDROPAC 1825/212021-06-21 → 2021-08-25Survey operations in progress until 31 aug by M/V vyacheslav tikhonov and M/V px geo towing 4050 meter long…Sea of Okhotsk · Sakhalin
- HYDROPAC 1805/212021-06-18 → 2021-09-11Survey operations in progress until 31 dec in area bound by 51-26-12N 143-27-03E, 51-31-36N 143-47-51E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1649/212021-06-03 → 2021-06-29Survey operations 08 thru 28 jun by M/V pegas in area bound by 49-00N 151-00E, 49-00N 153-00E, 47-30N…Sea of Okhotsk · Kuril Islands
- HYDROPAC 2067/202020-07-13 → 2020-12-01Underwater operations 16 jul thru 30 nov in areas bound by: a. 51-23-15N 143-51-30E, 51-26-51N 143-49-57E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1925/202020-06-29 → 2020-07-31Bottom scientific mooring, at depth 16 meters, established until 30 jul in 53-32-52N 143-05-51ESea of Okhotsk · Sakhalin
- HYDROPAC 1910/202020-06-27 → 2020-07-13Underwater operations 30 jun thru 20 jul in area bound by 51-34-55N 143-24-16E, 51-34-54N 144-06-13E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1791/202020-06-17 → 2020-09-03Survey operations 18 jun thru 18 sep by M/V nikolay trubyatchinsky in area bound by 46-01-10N 142-10-44E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1740/202020-06-12 → 2020-07-13Survey operations 13 jun thru 13 jul by M/V fyodor kovrov in area bound by 51-34-55N 143-24-16E, 51-34-54N…Sea of Okhotsk · Sakhalin
- HYDROPAC 1566/202020-05-26 → 2020-11-03Survey operations 30 may thru 02 nov by M/V trias and M/V diabaz in: a. area bound by 53-45.8N 143-40.6E,…Sea of Okhotsk · Sakhalin
- HYDROPAC 1109/202020-04-06 → 2021-01-01Underwater operations in progress until 31 dec in area bound by 52-10-30N 141-31-54E, 52-12-14N 141-32-12E,…Tatar Strait · Sakhalin · Russia
- HYDROPAC 3596/192019-10-31 → 2019-12-26Survey operations in progress until 25 dec by academic fersman towing five mile long cable in area bound by…Sea of Okhotsk · Russia
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.