Surveys

Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 01 apr along trackline between…

Western South Atlantic · HYDROLANT 1066/17

issued
2017-04-01 15:51Z
status
cancelled 2017-04-02 14:17Z (archive)
cancels
HYDROLANT 1034/17
authority
NAVAREA VI 209/17 011400Z APR 17.
sea
South Atlantic Ocean
position
-35.327, -51.407
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN SOUTH ATLANTIC.
DNC 07.
1. SURVEY OPERATIONS BY M/V POLARCUS ALIMA
   TOWING 12 8100 METER LONG CABLES:
   A. 01 APR ALONG TRACKLINE BETWEEN
      35-35.50S 051-28.28W AND 35-22.47S 051-28.40W.
   B. 01 APR ALONG TRACKLINE BETWEEN
      35-22.47S 051-28.40W AND 35-34.78S 051-25.67W.
   C. 01 AND 02 APR ALONG TRACKLINE BETWEEN
      35-42.42S 051-16.82W AND 34-30.10S 051-35.82W.
   D. 02 APR ALONG TRACKLINE BETWEEN
      35-22.22S 051-28.15W AND 35-34.53S 051-09.17W.
   E. 02 APR ALONG TRACKLINE BETWEEN
      35-42.17S 051-16.57W AND 35-29.83S 051-35.58W.
   F. 03 APR ALONG TRACKLINE BETWEEN
      35-21.97S 051-27.92W AND 35-34.27S 051-08.93W.
   SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1034/17.
3. CANCEL THIS MSG 04 APR 17.

This area · survey operations

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

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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.