Surveys
Survey 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 2401/21
- issued
- 2021-08-22 09:13Z
- status
- cancelled 2021-10-09 09:14Z (archive)
- authority
- NAVAREA XIII 63/21 220907Z AUG 21.
- sea
- Sea of Okhotsk
- position
- 50.121, 145.037
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
SEA OF OKHOTSK.
SAKHALIN.
DNC 24.
1. SURVEY OPERATIONS BY M/V VYACHESLAV TIKHONOV:
A. 25 AUG THRU 03 SEP IN AREA BOUND BY
50-45-14N 144-34-48E, 50-53-46N 145-20-17E,
49-30-27N 146-00-10E, 49-19-31N 145-14-42E.
B. 04 SEP THRU 15 OCT IN AREA BOUND BY
50-35-31N 143-58-26E, 50-22-50N 145-11-53E,
49-52-12N 145-24-05E, 49-40-55N 144-22-37E.
FOUR MILE BERTH REQUESTED
2. CANCEL THIS MESSAGE 16 OCT 21.
This area · survey operations
101 within 180 nm since 2003 · 2 in the last 12 months · 2 in force now
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26
- Underwater operations 25 may thru 31 dec in area bound by 51-34.92N 143-24.27E, 51-34.90N 144-06.22E,…2026-05-22
- Underwater operations 01 may thru 31 oct in areas bound by: a. 51-27.95N 143-26.72E, 51-29.25N 143-45.52E,…2026-04-23
- Survey operations 18 aug thru 18 sep by M/V fyodor kovrov in area bound by 51-34.91N 143-24.26E, 51-34.90N…2023-08-15
- Survey operations 12 jun thru 12 aug by M/V geolog dimitriy nalivkin in area bound by 51-24.30N 144-06.20E,…2023-06-08
- Underwater operations 01 jun thru 31 dec in area bound by 51-34.91N 143-24.26E, 51-34.90N 144-06.22E,…2023-05-27
- Survey operations 21 may thru 18 nov by M/V nikolay trubyatchinskiy, M/V feydor kovrov kalas and M/V…2023-05-18
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROPAC 2401/21 and this msgcancelled by · 2021-10-09
Nearby now · within 120 nm
- Underwater operations 25 may thru 31 dec in area bound by 51-34.92N 143-24.27E, 51-34.90N 144-06.22E,…Surveys · 72.3 nm
- Wave rider buoy established in 51-22.54N 144-14.17ENav aids · 81.3 nm
- Underwater operations 01 may thru 31 oct in areas bound by: a. 51-27.95N 143-26.72E, 51-29.25N 143-45.52E,…Surveys · 93.8 nm
Worldwide now
86 survey operations in force · see all
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.