Surveys

Underwater operations in progress until further notice by M/V maersk mariner in area within two miles of…

Eastern Indian Ocean · Australia-northwest Coast · HYDROPAC 777/18

issued
2018-02-27 08:41Z
status
cancelled 2018-05-24 07:51Z (archive)
authority
AUSCOAST 33/18 270519Z FEB 18.
sea
Indian Ocean
position
-18.700, 118.717 · r 2.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN INDIAN OCEAN.
AUSTRALIA-NORTHWEST COAST.
DNC 04.
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V MAERSK MARINER IN AREA WITHIN
TWO MILES OF 18-42S 118-43E.
TWO MILE BERTH REQUESTED.

This area · survey operations

65 within 180 nm since 2000 · 5 in the last 12 months · 5 in force now

00
05
10
15
20
25
26

Season · when survey operations happen here

J
F
M
A
M
J
J
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S
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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

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.