Surveys
Underwater operations in progress until 10 mar by M/V solitaire in 23-56.0S 042-34.2W
Western South Atlantic · Brazil-south Coast · HYDROLANT 730/17
- issued
- 2017-03-05 13:10Z
- status
- cancelled 2017-03-11 00:01Z (archive)
- authority
- NAVAREA V COASTAL 206/17 051310Z MAR 17.
- sea
- South Atlantic Ocean
- position
- -23.933, -42.570
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTH COAST. DNC 01. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 10 MAR BY M/V SOLITAIRE IN 23-56.0S 042-34.2W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 11 MAR 17.
This area · survey operations
648 within 180 nm since 2000 · 10 in the last 12 months · 8 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 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
- Underwater operations in progress until 170259Z aug in 22-22.48S 040-25.05W2026-08-06
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…2026-07-27
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 43.1 nm
- Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00WExercises · 101.8 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 · 105.3 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 106.6 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.