Cable ops

Seismic survey by M/V seward johnson in progress until 23 jun along trackline joining 00-30S 043-46W, 00-20S…

Brazil-north Coast · HYDROLANT 1337/12

issued
2012-06-20 01:21Z
status
cancelled 2012-06-24 00:01Z (archive)
authority
NAVAREA V N 812/12 200025Z JUN 12.
sea
South Atlantic Ocean
position
-0.493, -43.371
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-NORTH COAST.
1. SEISMIC SURVEY BY M/V SEWARD JOHNSON IN PROGRESS
   UNTIL 23 JUN ALONG TRACKLINE JOINING
   00-30S 043-46W, 00-20S 043-39W,
   00-27N 043-37W, 01-44S 042-55W,
   01-47S 042-59W.
   FIVE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 24 JUN.

This area · cable & pipeline work

218 within 180 nm since 1999 · 2 in the last 12 months · 2 in force now

99
00
05
10
15
20
25
26

Season · when cable & pipeline work 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

Worldwide now

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work

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.