Surveys

Underwater operations in progress until further notice by M/V greatship mamta in area between 19-39.6S…

Australia-northwest Coast · HYDROPAC 116/12

issued: 2012-01-14 12:30Z
status: cancelled 2012-01-25 23:46Z (archive)
authority: AUSCOAST 12/12 140939Z JAN 12.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

AUSTRALIA-NORTHWEST COAST.
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V GREATSHIP MAMTA IN AREA BETWEEN
19-39.6S 19-40.5S AND 116-43.3E 116-44.4E.
2.5NM BERTH REQUESTED.

Timeline

Cancel HYDROPAC 116/12 and this msg, operations completedcancelled by · 2012-01-25

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.