Surveys

Survey operations 080400Z to 092000Z dec by M/V discovery vicinity 44-30S 050-00E

HYDROPAC 2081/05

issued: 2005-12-07 20:07Z
status: cancelled 2005-12-09 21:00Z (archive)
self-cancels: 2005-12-09 21:00Z
authority: NAVAREA VII 160/05 071933Z DEC 05.
sea: Indian Ocean
position: -44.500, 50.000
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS 080400Z TO 092000Z DEC BY
   M/V DISCOVERY VICINITY 44-30S 050-00E. TWO MILE
   BERTH REQUESTED.
2. CANCEL THIS MSG 092100Z DEC.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2005-12-08 04:00Z	2005-12-09 20:00Z	—	40 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

2 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now

Survey operations 01 thru 06 mar by M/V marion dufresne in area bound by 46-01S 044-20E, 46-12S 049-09E,…2019-02-28

Season · when survey operations happen here

month of issue, all years in the archive

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.