Surveys
Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 27 mar along trackline between…
Western South Atlantic · HYDROLANT 984/17
- issued
- 2017-03-27 14:34Z
- status
- cancelled 2017-03-30 00:01Z (archive)
- cancels
- HYDROLANT 965/17
- authority
- NAVAREA VI 196/17 271433Z MAR 17.
- sea
- South Atlantic Ocean
- position
- -35.574, -51.393
- 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. 27 MAR ALONG TRACKLINE BETWEEN
35-40.53S 051-07.23W AND 35-31.87S 051-37.55W.
B. 27 AND 28 MAR ALONG TRACKLINE BETWEEN
35-24.02S 051-29.88W AND 35-36.30S 051-10.90W.
C. 28 MAR ALONG TRACKLINE BETWEEN
35-43.95S 051-18.30W AND 35-31.62S 051-37.30W.
D. 28 MAR ALONG TRACKLINE BETWEEN
35-23.75S 051-29.63W AND 35-36.05S 051-10.65W.
E. 29 MAR ALONG TRACKLINE BETWEEN
35-43.68S 051-18.05W AND 35-31.37S 051-37.05W.
SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 965/17.
3. CANCEL THIS MSG 30 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
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.