Surveys

Survey operations in progress until further notice by M/V discovery in area between 50-30S 52-30S and…

Western South Atlantic · HYDROLANT 473/18

issued: 2018-02-09 14:12Z
status: cancelled 2018-02-13 17:38Z (archive)
authority: NAVAREA VI 71/18 091412Z FEB 18.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V DISCOVERY IN AREA BETWEEN
50-30S 52-30S AND 030-00W 035-00W.
WIDE BERTH REQUESTED.

Timeline

Survey operations in progress until further notice by M/V discovery in area bound by 49-30S 038-00W 51-30S…cancelled by · 2018-02-13

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.