Surveys
Underwater operations in progress until 31 dec by M/V draga volzee in area bound by 02-25.00S 042-18.00W,…
Western South Atlantic · Brazil · HYDROLANT 1484/23
- issued
- 2023-07-01 06:52Z
- status
- cancelled 2023-07-07 14:33Z (archive)
- self-cancels
- 2024-01-01 00:01Z
- authority
- NAVAREA V COASTAL 360/23 302128Z JUN 23.
- position
- -2.345, -42.272
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 31 DEC BY M/V DRAGA VOLZEE IN AREA BOUND BY 02-25.00S 042-18.00W, 02-16.38S 042-18.00W, 02-16.38S 042-14.61W, 02-25.00S 042-14.61W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 010001Z JAN 24.
This area · survey operations
20 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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23
- Survey operations in progress until 291000Z apr by M/V nho g sampaio and M/V nhib ten castelo in area bound…2023-04-17
- Survey operations in progress until 291000Z apr by M/V nho g sampaio and M/V nhib ten castelo in area bound…2023-04-17
- Survey operations in progress until 181500Z oct by M/V napoc iguatemi in area bound by 01-47.13S 043-48.30W,…2022-10-09
- Survey operations in progress until 16 feb 18 by M/V bgp challenger and M/V sea moby dick towing 80 150…2017-10-12
- Hydrographic survey in progress until 19 apr by M/V pericuma I in area bound by 01-43.75S 043-53.32W,…2013-02-21
- Hydrographic survey 18 thru 25 feb by M/V pericuma I in area bound by 01-43.75S 043-53.32W, 01-47.83S…2013-02-16
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- HYDROLANT warnings in force as of 071425Z julcancelled by · 2023-07-07
Nearby now · within 120 nm
Worldwide now
73 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.