Surveys

Underwater operations in progress until 121500Z nov in area between 40-11.91N 40-11.84N and 026-23.11E…

Canakkale Bogazi · HYDROLANT 3500/18

issued: 2018-11-11 07:05Z
status: cancelled 2018-11-12 16:00Z (archive)
self-cancels: 2018-11-12 16:00Z
authority: TURKEY 151/18 110632Z NOV 18.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CANAKKALE BOGAZI.
DNC 09.
1. UNDERWATER OPERATIONS IN PROGRESS UNTIL
   121500Z NOV IN AREA BETWEEN
   40-11.91N 40-11.84N AND 026-23.11E 026-23.02E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 121600Z NOV 18.

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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.