Surveys
Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 25 mar along trackline between…
Western South Atlantic · HYDROLANT 965/17
- issued
- 2017-03-25 14:33Z
- status
- cancelled 2017-03-28 00:01Z (archive)
- cancels
- HYDROLANT 953/17
- authority
- NAVAREA VI 194/17 251432Z MAR 17.
- sea
- South Atlantic Ocean
- position
- -35.552, -51.415
- 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. 25 MAR ALONG TRACKLINE BETWEEN
35-25.20S 051-32.42W AND 35-24.77S 051-41.67W.
B. 25 MAR ALONG TRACKLINE BETWEEN
35-24.77S 051-30.62W AND 35-37.07S 051-11.63W.
C. 25 MAR ALONG TRACKLINE BETWEEN
35-44.72S 051-19.05W AND 35-32.23S 051-38.05W.
D. 26 MAR ALONG TRACKLINE BETWEEN
35-24.50S 051-30.38W AND 35-36.82S 051-11.38W.
E. 26 MAR ALONG TRACKLINE BETWEEN
35-44.47S 051-18.80W AND 35-32.13S 051-37.80W.
F. 27 MAR ALONG TRACKLINE BETWEEN
35-24.27S 051-30.13W AND 35-36.57S 051-11.15W.
SIX MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 953/17.
3. CANCEL THIS MSG 28 MAR 17.
This area · survey operations
119 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
00
05
10
15
20
24
- 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
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 24 mar along trackline between…cancels · 2017-03-24
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 24 mar along trackline between…replaced · 2017-03-24
- Survey operations by M/V polarcus alima towing 12 8100 meter long cables: a. 27 mar along trackline between…cancelled by · 2017-03-27
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.