Surveys

Survey operations in progress until 130359Z mar by M/V knorr in area bound by 04-00N 043-00W, 02-00S…

Brazil-north Coast · HYDROLANT 390/10

issued: 2010-03-03 11:34Z
status: cancelled 2010-03-13 04:59Z (archive)
self-cancels: 2010-03-13 04:59Z
cancels: HYDROLANT 381/10
authority: NAVAREA V I 378/10 030845Z MAR 10.
sea: South Atlantic Ocean
position: -0.667, -45.917
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-NORTH COAST.
1. SURVEY OPERATIONS IN PROGRESS UNTIL
   130359Z MAR BY M/V KNORR
   IN AREA BOUND BY
   04-00N 043-00W, 02-00S 043-00W,
   04-00S 050-00W, 02-00S 050-00W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 381/10(25).
3. CANCEL THIS MSG 130459Z MAR.

This area · survey operations

20 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Containers adrift in area between saint lucia (13-54N 061-07W) and guadeloupe (16-07N 061-48W)cancels · 2010-03-02
Containers adrift in area between saint lucia (13-54N 061-07W) and guadeloupe (16-07N 061-48W)replaced · 2010-03-02

Nearby now · within 120 nm

Caete light 00-49.02S 046-36.86W destroyedNav aids · 42.8 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.