Surveys
Underwater operations 01 sep thru 28 oct in area bound by 51-28-22N 140-52-00E, 51-28-51N 140-50-49E,…
Zaliv Chikhacheva · HYDROPAC 2419/11
- issued
- 2011-08-27 10:34Z
- status
- cancelled 2011-10-29 00:01Z (archive)
- authority
- VLAD 180/11 270906Z AUG 11.
- sea
- Japan Sea
- position
- 51.480, 140.858
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
ZALIV CHIKHACHEVA. 1. UNDERWATER OPERATIONS 01 SEP THRU 28 OCT IN AREA BOUND BY 51-28-22N 140-52-00E, 51-28-51N 140-50-49E, 51-29-07N 140-50-40E, 51-29-23N 140-50-44E, 51-29-17N 140-50-56E, 51-28-33N 140-52-24E, 51-28-22N 140-52-24E. 2. CANCEL THIS MESSAGE 29 OCT.
This area · survey operations
122 within 180 nm since 2000 · 2 in the last 12 months · 2 in force now
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- 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
Nearby now · within 120 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.