Surveys
Survey operations in progress until 10 jul by M/V amazon warrior towing 12 10000 meter long cables in area…
Western South Atlantic · HYDROLANT 2031/19
- issued
- 2019-07-04 23:07Z
- status
- cancelled 2019-07-11 00:01Z (archive)
- authority
- NAVAREA V COASTAL S 636/19 042300Z JUN 19.
- sea
- South Atlantic Ocean
- position
- -23.385, -39.736
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 10 JUL BY M/V AMAZON WARRIOR TOWING 12 10000 METER LONG CABLES IN AREA BOUND BY 22-47S 039-22W, 22-51S 039-15W, 24-00S 040-07W, 23-55S 040-13W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 11 JUL 19.
This area · survey operations
637 within 180 nm since 2000 · 13 in the last 12 months · 8 in force now
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26
- 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
- Underwater operations 0800Z to 1800Z daily until 28 aug by M/V spar aries and M/V comando b in 20-48.85S…2026-08-18
- Underwater operations 1100Z to 2100Z daily 18 thru 28 aug by M/V spar aries and M/V comando b in 20-48.85S…2026-08-17
- Underwater operations 0800Z to 1800Z daily 16 thru 30 aug by MV white defender and comando b in vicinity…2026-08-15
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…2026-08-09
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Underwater operations in progress until 140001Z nov by M/V fugro vaquita in area bound by 22-03.00S…Surveys · 28.1 nm
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 67.9 nm
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…Surveys · 68.6 nm
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05WSurveys · 71.4 nm
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…Surveys · 81.5 nm
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 104.4 nm
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 105.1 nm
- RACON at cabo sao tome light 22-02.52S 041-03.17W off air until 28 sepNav aids · 108.7 nm
- Survey operations in progress until 312200Z aug in area bound by 21-36.17S 041-00.00W, 21-36.05S 040-37.59W,…Surveys · 110.5 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.