Surveys

Underwater operations 31 oct 20 thru 13 jan 21 by M/V fatih, M/V siem korkut, M/V siem altan and M/V siem…

Black Sea · Turkey · HYDROLANT 3345/20

issued
2020-10-31 13:47Z
status
cancelled 2021-01-14 00:01Z (archive)
authority
NAVAREA III 1465/20 311313Z OCT 20.
sea
Black Sea
position
42.871, 31.267
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BLACK SEA.
TURKEY.
DNC 10.
1. UNDERWATER OPERATIONS 31 OCT 20 THRU 13 JAN 21
   BY M/V FATIH, M/V SIEM KORKUT, M/V SIEM ALTAN
   AND M/V SIEM SANCAR IN AREA BOUND BY
   42-53.27N 031-14.63E, 42-53.27N 031-17.35E,
   42-51.27N 031-17.35E, 42-51.27N 031-14.63E.
   TEN MILE BERTH REQUESTED.
2. CANCEL THIS MSG 14 JAN 21.

This area · survey operations

225 within 180 nm since 1999 · 9 in the last 12 months · 8 in force now

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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.