Surveys

Survey operations in progress until 172059Z may by M/V oceanic vega, M/V mainport pine and M/V aquarius-g in…

Black Sea · Turkey · HYDROLANT 960/21

issued
2021-04-08 12:06Z
status
cancelled 2021-05-05 12:56Z (archive)
self-cancels
2021-05-17 22:00Z
cancels
HYDROLANT 3430/20
authority
NAVAREA III 357/21 041202Z APR 21.
sea
Black Sea
position
42.215, 29.785
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BLACK SEA.
TURKEY.
DNC 10.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 172059Z MAY
   BY M/V OCEANIC VEGA, M/V MAINPORT PINE AND
   M/V AQUARIUS-G IN AREA BOUND BY
   42-12.08N 029-11.35E, 41-49.90N 029-33.27E,
   42-04.88N 030-12.93E, 42-38.37N 030-11.27E,
   42-33.70N 029-59.98E, 42-33.58N 029-59.45E,
   42-29.23N 029-49.57E, 42-26.23N 029-34.32E,
   42-14.30N 029-20.72E.
   FIVE MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 3430/20.
3. CANCEL THIS MSG 172200Z MAY 21.

This area · survey operations

237 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

Timeline

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.