Surveys
Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 06 apr along trackline between…
Western South Atlantic · HYDROLANT 1117/17
- issued
- 2017-04-06 21:55Z
- status
- cancelled 2017-04-09 00:01Z (archive)
- cancels
- HYDROLANT 1102/17
- authority
- NAVAREA VI 224/17 062120Z APR 17.
- position
- -35.520, -51.338
- 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. 06 APR ALONG TRACKLINE BETWEEN
35-20.95S 051-26.93W AND 35-33.25S 051-07.93W.
B. 06 AND 07 APR ALONG TRACKLINE BETWEEN
35-41.15S 051-15.58W AND 35-28.82S 051-34.58W.
C. 07 APR ALONG TRACKLINE BETWEEN
35-23.48S 051-29.38W AND 35-35.80S 051-10.40W.
D. 07 APR ALONG TRACKLINE BETWEEN
35-39.62S 051-14.10W AND 35-37.08S 051-17.95W.
E. 07 AND 08 APR ALONG TRACKLINE BETWEEN
35-29.00S 051-23.62W AND 35-35.03S 051-14.17W.
SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 1102/17.
3. CANCEL THIS MSG 09 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. 05 apr along trackline between…cancels · 2017-04-05
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 05 apr along trackline between…replaced · 2017-04-05
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 07 apr along trackline between…cancelled by · 2017-04-07
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.