Surveys
Survey operations by M/V polarcus alima towing 12 8100 meter long cables along tracklines between: a. 23 feb…
Western South Atlantic · HYDROLANT 606/17
- issued
- 2017-02-23 03:50Z
- status
- cancelled 2017-02-25 00:01Z (archive)
- authority
- NAVAREA VI 118/17 230350Z FEB 17.
- position
- -35.335, -51.093
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC.
DNC 01, DNC 07.
1. SURVEY OPERATIONS BY M/V POLARCUS ALIMA TOWING
12 8100 METER LONG CABLES ALONG TRACKLINES BETWEEN:
A. 23 FEB
35-16.87S 051-12.17W AND 35-18.22S 051-10.05W.
B. 23 FEB
35-11.58S 051-16.40W AND 35-13.32S 051-13.78W.
C. 23 FEB
35-17.38S 051-09.40W AND 35-24.12S 050-58.95W.
D. 23 FEB
35-27.13S 051-03.03W AND 35-20.98S 051-11.55W.
E. 24 FEB
35-15.25S 051-06.95W AND 35-21.78S 050-56.90W.
SIX MILE BERTH REQUESTED.
2. CANCEL THIS MSG 25 FEB 17.
This area · survey operations
118 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- Underwater operations 261900Z feb to 071200Z mar by M/V rebecca in area bound by 33-03.07S 047-27.95W,…2024-02-27
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 16 and 17 apr along trackline…2017-04-16
- Survey operations 15 and 16 apr by M/V polarcus alima towing 12 8100 meter long cables along tracklines…2017-04-15
- Survey operations 14 thru 16 apr by M/V polarcus alima towing 12 8100 meter long cables along tracklines…2017-04-14
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 11 and 12 apr along trackline…2017-04-11
- Survey operations 12 apr by M/V polarcus alima towing 12 8100 meter long cables along trackline between…2017-04-11
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
75 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.