Surveys

Survey operations in progress until 09 mar by M/V marion dufresne along trackline joining 20-55.02S…

Indian Ocean · Reunion · HYDROPAC 88/21

issued: 2021-01-08 20:01Z
status: cancelled 2021-03-10 00:01Z (archive)
authority: NAVAREA VII 5/21 081926Z JAN 21.
sea: Indian Ocean
position: -41.059, 49.573
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

INDIAN OCEAN.
REUNION.
DNC 02, DNC 03.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 09 MAR
   BY M/V MARION DUFRESNE ALONG TRACKLINE
   JOINING
   20-55.02S 055-18.00E, 25-00.00S 051-00.00E,
   46-53.22S 037-59.04E, 50-48.00S 068-15.00E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 10 MAR 21.

This area · survey operations

1 within 180 nm since 2021 · 0 in the last 12 months · 0 in force now

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

86 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.