Surveys
Survey operations until 19 mar by M/V polarcus alima towing 12 8100 meter long cables along tracklines…
Western South Atlantic · HYDROLANT 887/17
- issued
- 2017-03-19 07:14Z
- status
- cancelled 2017-03-20 00:01Z (archive)
- cancels
- HYDROLANT 876/17
- authority
- NAVAREA VI 173/17 190711Z MAR 17.
- sea
- South Atlantic Ocean
- position
- -35.414, -51.432
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. DNC 07. 1. SURVEY OPERATIONS UNTIL 19 MAR BY M/V POLARCUS ALIMA TOWING 12 8100 METER LONG CABLES ALONG TRACKLINES BETWEEN: A. 35-10.57S 051-55.28W AND 35-20.95S 051-26.92W. B. 35-20.95S 051-26.92W AND 35-33.25S 051-07.93W. C. 35-38.35S 051-12.87W AND 35-26.03S 051-31.85W. D. 35-21.20S 051-27.17W AND 35-33.50S 051-08.18W. SIX MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 876/17. 3. CANCEL THIS MSG 20 MAR 17.
This area · survey operations
119 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V pxgeo 2 towing ten 8100 meter long cables in area…2024-04-09
- Survey operations in progress until further notice by M/V pxgeo 2 towing ten 8100 meter long cabes in area…2024-03-13
- 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
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 18 mar along trackline between…cancels · 2017-03-18
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 18 mar along trackline between…replaced · 2017-03-18
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 19 mar along trackline between…cancelled by · 2017-03-19
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.