Surveys

Survey operations 24 mar to 17 may by M/V heather sea in area bound by 41-54.60N 028-02.62E, 42-14.47N…

Black Sea · Turkey · HYDROLANT 917/17

issued
2017-03-21 13:53Z
status
cancelled 2017-05-18 00:01Z (archive)
authority
TURKEY 19/17 211321Z MAR 17.
sea
Black Sea
position
42.073, 29.242
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BLACK SEA.
TURKEY.
DNC 10.
1. SURVEY OPERATIONS 24 MAR TO 17 MAY BY
   M/V HEATHER SEA IN AREA BOUND BY
   41-54.60N 028-02.62E, 42-14.47N 029-20.75E,
   42-29.40N 029-49.60E, 42-48.28N 030-34.52E,
   42-50.43N 030-54.48E, 41-52.17N 029-23.58E,
   41-34.68N 028-51.83E, 41-34.00N 028-10.97E.
   TWO MILE BERT REQUESTED.
2. CANCEL THIS MSG 18 MAY 17.

This area · survey operations

217 within 180 nm since 1999 · 8 in the last 12 months · 7 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

84 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.