Surveys
Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 20 mar along trackline between…
Western South Atlantic · HYDROLANT 907/17
- issued
- 2017-03-20 14:42Z
- status
- cancelled 2017-03-21 14:55Z (archive)
- cancels
- HYDROLANT 892/17
- authority
- NAVAREA VI 176/17 201418Z MAR 17.
- sea
- South Atlantic Ocean
- position
- -35.582, -51.430
- 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. 20 MAR ALONG TRACKLINE BETWEEN
35-40.33S 051-28.88W AND 35-33.40S 051-39.03W.
B. 20 MAR ALONG TRACKLINE BETWEEN
35-25.78S 051-31.62W AND 35-38.08S 051-12.62W.
C. 21 MAR ALONG TRACKLINE BETWEEN
35-45.47S 051-20.03W AND 35-33.13S 051-39.78W.
D. 21 MAR ALONG TRACKLINE BETWEEN
35-25.52S 051-31.37W AND 35-37.83S 051-12.37W.
E. 21 MAR ALONG TRACKLINE BETWEEN
35-45.22S 051-19.53W AND 35-32.88S 051-38.53W.
F. 22 MAR ALONG TRACKLINE BETWEEN
35-25.27S 051-31.12W AND 35-37.92S 051-12.12W.
SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 892/17.
3. CANCEL THIS MSG 23 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. 19 mar along trackline between…cancels · 2017-03-19
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 19 mar along trackline between…replaced · 2017-03-19
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 21 mar along trackline between…cancelled by · 2017-03-21
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.