Surveys

Survey operations in progress until 01 may by M/V ramform atlas towing 12 five mile long cables in area…

Eastern South Atlantic · HYDROLANT 18/24

issued: 2024-01-03 20:05Z
status: cancelled 2024-02-20 17:40Z (archive)
self-cancels: 2024-05-02 00:01Z
cancels: HYDROLANT 10/24
authority: NAVAREA VII 5/24 031943Z JAN 24.
position: -30.931, 13.934
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN SOUTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 01 MAY
   BY M/V RAMFORM ATLAS TOWING 12 FIVE MILE LONG
   CABLES IN AREA BOUND BY
   30-05.00S 013-53.00E, 31-13.00S 014-52.00E,
   31-47.00S 013-59.00E, 30-38.00S 013-00.00E.
   SEVEN MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 10/24.
3. CANCEL THIS MSG 020001Z MAY 24.

This area · survey operations

198 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until 01 may by M/V ramform atlas towing 12 five mile long cables in area…cancels · 2024-01-02
Survey operations in progress until 01 may by M/V ramform atlas towing 12 five mile long cables in area…replaced · 2024-01-02
Survey operations in progress until further notice by M/V ramform atlas towing 12 8000 meter long cables in…cancelled by · 2024-02-20

Nearby now · within 120 nm

Nothing else in force 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.