Surveys

Survey operations 19 may thru 01 jun by M/V sirius in area bound by 03-50S 032-40W, 03-57S 032-40W, 03-57S…

Brazil-northeast Coast · HYDROLANT 829/11

issued
2011-05-16 12:49Z
status
cancelled 2011-06-02 00:01Z (archive)
authority
NAVAREA V N 416/11 161230Z MAY 11
position
-3.854, -32.461
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-NORTHEAST COAST.
1. SURVEY OPERATIONS 19 MAY THRU 01 JUN
   BY M/V SIRIUS IN AREA BOUND BY
   03-50S 032-40W, 03-57S 032-40W,
   03-57S 032-18W, 03-42S 032-18W.
2. CANCEL THIS MSG 02 JUN.

This area · survey operations

15 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
05
10
15
20

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

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

75 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.