Surveys

Underwater operations in progress until further notice by multiple vessels in area between 31-18.0N 31-20.0N…

HYDROLANT 1056/09

issued: 2009-06-09 00:03Z
status: cancelled 2009-06-13 08:14Z (archive)
authority: EGYPTIAN NAVIGATIONAL WARNING 98/09 26 MAY 09.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY MULTIPLE VESSELS IN AREA BETWEEN
31-18.0N 31-20.0N AND 032-32.2E 032-30.0E.

Timeline

HYDROLANT messages in force 130800Z jun 2009cancelled by · 2009-06-13

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.