Surveys

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

Southwestern Indian Ocean · Iles Crozet · HYDROPAC 676/19

issued: 2019-02-28 10:00Z
status: cancelled 2019-03-07 00:01Z (archive)
authority: AVURNAV LA REUNION 10/19 280925Z FEB 19.
sea: Indian Ocean
position: -45.978, 48.506
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTHWESTERN INDIAN OCEAN.
ILES CROZET.
DNC 02.
1. SURVEY OPERATIONS 01 THRU 06 MAR BY
   M/V MARION DUFRESNE IN AREA BOUND BY
   46-01S 044-20E, 46-12S 049-09E,
   45-43S 052-02E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 07 MAR 19.

This area · survey operations

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

Survey operations 080400Z to 092000Z dec by M/V discovery vicinity 44-30S 050-00E2005-12-07

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.