Surveys
Survey operations in progress until 19 aug by M/V hai yang shi you 720 towing ten 12000 meter long cables in…
Western South Atlantic · HYDROLANT 2454/19
- issued
- 2019-08-12 08:55Z
- status
- cancelled 2019-08-19 03:39Z (archive)
- cancels
- HYDROLANT 2382/19
- authority
- NAVAREA V COASTAL S 808/19 120244Z AUG 19.
- sea
- South Atlantic Ocean
- position
- -27.201, -43.713
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 19 AUG
BY M/V HAI YANG SHI YOU 720 TOWING TEN 12000
METER LONG CABLES IN AREAS BOUND BY:
A. 27-18S 044-29W, 26-40S 043-16W,
26-39S 043-17W, 27-17S 044-32W.
B. 27-17S 044-32W, 26-39S 043-19W,
27-40S 043-17W, 27-18S 044-30W.
WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2382/19.
3. CANCEL THIS MSG 20 AUG 19.
This area · survey operations
451 within 180 nm since 2000 · 2 in the last 12 months · 0 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
- 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
- Survey operations in progress until 11 mar by M/V artemis odyssey in area bound by 25-04.49S 042-10.72W,…2024-03-02
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Survey operations 04 thru 12 aug by M/V hai yang shi you 720 towing ten 12000 meter long cables in areas…cancels · 2019-08-03
- Survey operations 04 thru 12 aug by M/V hai yang shi you 720 towing ten 12000 meter long cables in areas…replaced · 2019-08-03
- Survey operations in progress until 23 aug by M/V hai yang shi you 720 towing ten 12000 meter long cables in…cancelled by · 2019-08-19
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.