Surveys

Survey operation in progress until 19 jan by M/V hai yang shi you 720 towing ten 11112 meter long cables in…

South Atlantic Ocean · Brazil · HYDROLANT 144/19

issued
2019-01-17 00:43Z
status
cancelled 2019-01-20 00:01Z (archive)
authority
NAVAREA V COASTAL S 41/19 170021Z JAN 19.
sea
South Atlantic Ocean
position
-27.118, -42.919
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH ATLANTIC OCEAN.
BRAZIL.
DNC 01.
1. SURVEY OPERATION IN PROGRESS UNTIL 19 JAN
   BY M/V HAI YANG SHI YOU 720
   TOWING TEN 11112 METER LONG CABLES
   IN AREA BOUND BY
   26-42S 042-02W, 26-43S 042-03W, 27-31S 043-32W,
   27-31S 043-48W, 26-43S 042-17W, 26-42S 042-16W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 20 JAN 19.

This area · survey operations

446 within 180 nm since 2000 · 2 in the last 12 months · 0 in force now

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26

Season · when survey operations happen here

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month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

84 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.