Surveys
Underwater operations 02 thru 13 aug by M/V deep blue in 23-23.90S 041-25.53W
Western South Atlantic · Brazil-southeast Coast · HYDROLANT 2380/19
- issued
- 2019-08-03 05:12Z
- status
- cancelled 2019-08-14 00:01Z (archive)
- authority
- NAVAREA V COASTAL S 773/19 030400Z AUG 19.
- sea
- South Atlantic Ocean
- position
- -23.398, -41.425
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTHEAST COAST. DNC 01. 1. UNDERWATER OPERATIONS 02 THRU 13 AUG BY M/V DEEP BLUE IN 23-23.90S 041-25.53W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 14 AUG 19.
This area · survey operations
776 within 180 nm since 2000 · 12 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
- 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
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…2026-08-08
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 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 · 39 nm
- Underwater operations 1000Z to 2000Z daily until 02 nov 26 by M/V fugro vaquita in: a. 22-26.32S 040-25.47WSurveys · 79.9 nm
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05WSurveys · 83 nm
- RACON at cabo sao tome light 22-02.52S 041-03.17W off air until 28 sepNav aids · 84 nm
- Underwater operations in progress until 312300Z aug by M/V fugro vaquita in area bound by 21-35.43S…Surveys · 92.6 nm
- Underwater operations in progress until 140001Z nov by M/V fugro vaquita in area bound by 22-03.00S…Surveys · 94.7 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 95.7 nm
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 96.6 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 · 99.7 nm
- Survey operations in progress until 09 jul 27 by M/V bgp dragon towing 250 meter long cable in area bound by…Surveys · 102.7 nm
- Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00WExercises · 102.8 nm
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 116.4 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.