Surveys

Survey 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 1805/21

issued
2021-06-18 09:26Z
status
cancelled 2021-09-11 09:21Z (archive)
authority
NAVAREA XIII 41/21 180906Z JUN 21.
sea
Sea of Okhotsk
position
51.450, 143.735
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SEA OF OKHOTSK.
SAKHALIN.
DNC 24.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 31 DEC
   IN AREA BOUND BY
   51-26-12N 143-27-03E, 51-31-36N 143-47-51E,
   51-32-14N 143-52-06E, 51-23-52N 143-55-48E,
   51-23-15N 143-51-30E, 51-25-10N 143-27-24E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 01 JAN 22.

This area · survey operations

124 within 180 nm since 2000 · 2 in the last 12 months · 2 in force now

00
05
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20
25
26

Season · when survey operations happen here

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A
M
J
J
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month of issue, all years in the archive

Timeline

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.