Surveys

Survey operations in progress thru 15 jul by M/V oruc reis, M/V ataman and M/V cengiz han in area bound by…

Sea of Marmara · Turkey · HYDROLANT 1139/19

issued
2019-04-11 13:37Z
status
cancelled 2019-07-04 10:31Z (archive)
cancels
HYDROLANT 1086/19
authority
TURKEY 67/19 111334Z APR 19.
sea
Sea of Marmara
position
40.663, 28.147
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SEA OF MARMARA.
TURKEY.
DNC 10.
1. SURVEY OPERATIONS IN PROGRESS THRU 15 JUL
   BY M/V ORUC REIS, M/V ATAMAN AND M/V CENGIZ HAN
   IN AREA BOUND BY
   40-47.20N 027-44.47E, 40-38.93N 027-44.40E,
   40-38.40N 027-46.47E, 40-36.65N 027-46.33E,
   40-33.22N 027-59.93E, 40-29.78N 027-59.87E,
   40-29.50N 028-26.92E, 40-36.93N 028-27.08E,
   40-36.92N 028-29.20E, 40-49.13N 028-29.48E.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1086/19.
3. CANCEL THIS MSG 16 JUL 19.

This area · survey operations

115 within 180 nm since 1999 · 0 in the last 12 months · 0 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

Nothing else in force 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.