Surveys

Survey operations 21 aug thru 05 nov by M/V academic lazarev, M/V academic primakov, M/V professor logachev,…

East Siberian Sea · HYDROARC 186/21

issued
2021-08-17 07:42Z
status
cancelled 2021-11-06 00:01Z (archive)
authority
NAVAREA XXI 37/21 091837Z AUG 21.
position
74.094, 172.713
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EAST SIBERIAN SEA.
DNC 27.
1. SURVEY OPERATIONS 21 AUG THRU 05 NOV
   BY M/V ACADEMIC LAZAREV, M/V ACADEMIC PRIMAKOV,
   M/V PROFESSOR LOGACHEV, M/V ACADEMIC FERSMAN
   TOWING 6500 METER LONG CABLES
   IN AREAS BOUND BY:
   A. 74-38-08N 170-42-03E, 74-42-18N 172-47-27E,
      74-25-09N 172-54-19E, 74-21-03N 170-51-11E.
   B. 73-41-08N 172-54-16E, 73-43-44N 174-37-37E,
      73-26-35N 174-42-14E, 73-24-00N 173-00-37E.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL THIS MSG 06 NOV 21.

This area · survey operations

7 within 180 nm since 2017 · 0 in the last 12 months · 0 in force now

17
20
23

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.