Surveys

Underwater operations 110001Z to 181500Z and 220700Z to 291700Z mar in area bound by 35-05.00N 031-45.00E,…

Eastern Mediterranean Sea · Cyprus · HYDROLANT 855/18

issued
2018-03-10 09:51Z
status
cancelled 2018-03-29 18:00Z (archive)
self-cancels
2018-03-29 18:00Z
authority
TURKEY 68/18 100915Z MAR 18.
sea
Mediterranean Sea - Eastern Basin
position
34.205, 33.039
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN MEDITERRANEAN SEA.
CYPRUS.
DNC 10.
1. UNDERWATER OPERATIONS 110001Z TO 181500Z
   AND 220700Z TO 291700Z MAR IN AREA BOUND BY
   35-05.00N 031-45.00E, 34-18.00N 032-09.00E,
   34-14.50N 033-40.00E, 34-58.25N 034-30.00E,
   35-06.00N 034-37.00E, 35-06.00N 035-10.00E,
   34-50.00N 035-00.00E, 33-35.30N 034-15.00E,
   33-39.00N 031-36.00E, 34-45.00N 031-05.00E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 291800Z MAR 18.

Activity windows · 2 in this warning

opens (UTC)closes (UTC)locallength
2018-03-11 00:01Z2018-03-18 15:00Z182 h 59
2018-03-22 07:00Z2018-03-29 17:00Z178 h

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

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

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05
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15
20
23

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
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month of issue, all years in the archive

Nearby now · within 120 nm

Worldwide now

83 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.