Surveys
Underwater operations in progress by M/V capitao margill in 24-23.99S 046-12.34W until 31 oct
Western South Atlantic · Brazil-south Coast · HYDROLANT 2784/18
- issued
- 2018-09-01 00:19Z
- status
- cancelled 2018-11-01 00:01Z (archive)
- authority
- NAVAREA V COASTAL S 650/18 312127Z AUG 18.
- sea
- South Atlantic Ocean
- position
- -24.400, -46.206
- 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 BY M/V CAPITAO MARGILL IN 24-23.99S 046-12.34W UNTIL 31 OCT. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 01 NOV 18.
This area · survey operations
215 within 180 nm since 1999 · 1 in the last 12 months · 0 in force now
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- Underwater operations 1000Z to 2000Z daily until 25 aug by vessel nomar in 24-07.27S 046-09.30W2026-08-20
- Underwater operations 0500Z to 2000Z daily 16 thru 25 apr by M/V double diamond and M/V novo estado in…2024-04-16
- Underwater operations 1100Z to 2000Z daily 06 apr thru 05 may in 24-07.11S 046-08.76W2024-04-06
- 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
- Underwater operations 1100Z to 2000Z daily 28 feb thru 26 mar by M/V big john VI, M/V rodrigo neto I and M/V…2024-02-28
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Laje da conceicao light 24-14.18S 046-41.46W unlit until 24 sepNav aids · 28.3 nm
- Odas buoy established in 24-06.36S 045-38.78WNav aids · 35.3 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.