Surveys

Survey operations in progress until 29 apr by M/V tcg cubuklu in area bound by 41-29.55N 030-19.39E,…

Black Sea · Turkey · HYDROLANT 1007/21

issued: 2021-04-13 14:30Z
status: cancelled 2021-04-30 00:01Z (archive)
authority: NAVAREA III 374/21 131203Z APR 21.
sea: Black Sea
position: 41.733, 30.643
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BLACK SEA.
TURKEY.
DNC 10.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 29 APR
   BY M/V TCG CUBUKLU IN AREA BOUND BY
   41-29.55N 030-19.39E, 41-29.60N 031-21.17E,
   41-55.63N 031-21.78E, 41-55.52N 029-43.60E,
   41-41.42N 029-43.73E, 41-40.72N 030-18.45E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 30 APR 21.

This area · survey operations

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

Season · when survey operations happen here

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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.