Surveys

Underwater operations 250430Z to 262000Z oct by M/V nrv alliance in area bound by 36-48.5N 028-21.0E,…

Eastern Mediterranean Sea · HYDROLANT 3372/17

issued
2017-10-20 07:35Z
status
cancelled 2017-10-26 21:00Z (archive)
self-cancels
2017-10-26 21:00Z
authority
TURKEY 167/17 200639Z OCT 17.
sea
Mediterranean Sea - Eastern Basin
position
36.655, 28.519
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN MEDITERRANEAN SEA.
DNC 10.
1. UNDERWATER OPERATIONS 250430Z TO 262000Z OCT
   BY M/V NRV ALLIANCE IN AREA BOUND BY
   36-48.5N 028-21.0E, 36-41.0N 028-18.5E,
   36-31.0N 028-30.0E, 36-32.5N 028-47.5E,
   36-47.5N 028-32.0E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 262100Z OCT 17.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2017-10-25 04:30Z2017-10-26 20:00Z39 h 30

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

157 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

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20

Season · when survey operations happen here

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M
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month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force 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.