Surveys
Survey operations 12 apr by M/V polarcus alima towing 12 8100 meter long cables along trackline between…
Western South Atlantic · HYDROLANT 1159/17
- issued
- 2017-04-11 14:35Z
- status
- cancelled 2017-04-11 18:50Z (archive)
- cancels
- HYDROLANT 1146/17
- authority
- NAVAREA VI 235/17 111423Z APR 17.
- position
- -35.604, -51.178
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. DNC 07. 1. SURVEY OPERATIONS 12 APR BY M/V POLARCUS ALIMA TOWING 12 8100 METER LONG CABLES ALONG TRACKLINE BETWEEN 35-34.95S 051-13.77W AND 35-37.48S 051-07.58W. SIX MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 1146/17. 3. CANCEL THIS MSG 13 APR 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. 09 apr along trackline joining…cancels · 2017-04-09
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 09 apr along trackline joining…replaced · 2017-04-09
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 11 and 12 apr along trackline…cancelled by · 2017-04-11
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
73 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.