Surveys

Bottom scientific mooring, at depth 16 meters, established until 30 jul in 53-32-52N 143-05-51E

Sea of Okhotsk · Sakhalin · HYDROPAC 1925/20

issued
2020-06-29 09:26Z
status
cancelled 2020-07-31 00:01Z (archive)
authority
NAVAREA XIII 70/20 290909Z JUN 20.
sea
Sea of Okhotsk
position
53.548, 143.097
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SEA OF OKHOTSK.
SAKHALIN.
DNC 24.
1. BOTTOM SCIENTIFIC MOORING, AT DEPTH 16 METERS,
   ESTABLISHED UNTIL 30 JUL IN
   53-32-52N 143-05-51E.
2. CANCEL THIS MSG 31 JUL 20.

This area · survey operations

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

00
05
10
15
20
25
26

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
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N
D

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force 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.