Surveys

Survey operations 04 and 05 aug by M/V marion dufresne in 024-12S 063-01E

Western Indian Ocean · HYDROPAC 2808/18

issued: 2018-08-02 11:51Z
status: cancelled 2018-08-06 00:01Z (archive)
authority: NAVAREA VIII 520/18 021119Z AUG 18.
sea: Indian Ocean
position: -24.200, 63.017
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN INDIAN OCEAN.
DNC 02, DNC 03.
1. SURVEY OPERATIONS 04 AND 05 AUG
   BY M/V MARION DUFRESNE IN 024-12S 063-01E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 06 AUG 18.

This area · survey operations

2 within 180 nm since 2018 · 0 in the last 12 months · 0 in force now

Underwater operations 27 thru 29 jul by marion dufresne in: a. 24-10.96S 063-03.55E2021-07-26

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.