Surveys

Survey operations in progress until 05 may by M/V antsiva along trackline joining 19-45.78S 054-07.53E,…

Western Indian Ocean · HYDROPAC 1340/21

issued
2021-05-03 10:03Z
status
cancelled 2021-05-06 00:01Z (archive)
authority
NAVAREA VII 138/21 030955Z MAY 21.
sea
Indian Ocean
position
-19.729, 54.146
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN INDIAN OCEAN.
DNC 02.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 05 MAY
   BY M/V ANTSIVA ALONG TRACKLINE JOINING
   19-45.78S 054-07.53E, 19-41.69S 054-09.94E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 06 MAY 21.

This area · survey operations

17 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

06
10
15
20
23

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
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D

month of issue, all years in the archive

Nearby now · 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.