Surveys
Survey operations 31 dec thru 06 jan 20 by M/V hai yang shi you 720 towing ten 12000 meter long cables in…
Western South Atlantic · HYDROLANT 3991/19
- issued
- 2019-12-29 13:09Z
- status
- cancelled 2020-01-07 00:01Z (archive)
- authority
- NAVAREA V COASTAL S 1306/19 291303Z DEC 19.
- sea
- South Atlantic Ocean
- position
- -26.889, -43.974
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. DNC 01. 1. SURVEY OPERATIONS 31 DEC THRU 06 JAN 20 BY M/V HAI YANG SHI YOU 720 TOWING TEN 12000 METER LONG CABLES IN AREA BOUND BY 26-31S 043-10W, 27-20S 044-45W, 27-16S 044-47W, 26-28S 043-15W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 07 JAN 20.
This area · survey operations
461 within 180 nm since 2000 · 3 in the last 12 months · 1 in force now
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- Survey operations in progress until 24 aug by M/V sea 1 dorado in area bound by 24-53.20S 042-47.12W,…2026-08-19
- Underwater operations in progress until 280259Z aug by M/V siem pilot in 24-35.02S 042-15.37W2026-08-19
- Scientific bouy, yellow, fl y 20 sec established in 27-24.38S 047-15.92W2026-02-27
- Survey operations 17 apr thru 08 may by M/V artemis odyssey in area bound by 25-04.49S 042-10.72W, 25-05.99S…2024-04-17
- Survey operations in progress until 30 apr by M/V ramform victory towing ten 8800 meter long cables in area…2024-04-03
- Survey operations in progress until 31 mar by M/V ramform victory towing ten 8800 meter long cables in area…2024-03-07
Season · when survey operations happen here
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month of issue, all years in the archive
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.