Surveys

Underwater operations in progress until further notice in area bound by 31-25S 114-50E, 32-05S 114-50E,…

Southeastern Indian Ocean · Australia-southwest Coast · HYDROPAC 1079/21

issued
2021-04-09 07:48Z
status
cancelled 2021-04-30 07:07Z (archive)
authority
AUSCOAST 64/21 090736Z APR 21.
position
-31.750, 115.167
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTHEASTERN INDIAN OCEAN.
AUSTRALIA-SOUTHWEST COAST.
DNC 04.
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE IN AREA BOUND BY
31-25S 114-50E, 32-05S 114-50E,
32-05S 115-30E, 31-25S 115-30E.
WIDE BERTH REQUESTED.

This area · survey operations

16 within 180 nm since 2002 · 0 in the last 12 months · 0 in force now

02
05
10
15
20
24

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.