Surveys

Survey operations in progress until 27 jan by M/V haiyangshiyou 720 towing ten 11112 meter long cables in…

Western South Atlantic · HYDROLANT 241/19

issued
2019-01-24 20:54Z
status
cancelled 2019-01-25 01:15Z (archive)
authority
NAVAREA V COASTAL S 64/19 241934Z JAN 19.
sea
South Atlantic Ocean
position
-27.108, -42.887
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 27 JAN
   BY M/V HAIYANGSHIYOU 720 TOWING TEN 11112
   METER LONG CABLES IN AREA BOUND BY
   26-44S 042-14W, 26-42S 042-13W,
   27-31S 043-46W, 27-32S 043-47W,
   27-30S 043-32W, 26-43S 042-02W,
   26-41S 042-01W.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL THIS MSG 28 JAN 19.

This area · survey operations

451 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

Timeline

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.