Surveys
Underwater operations in progress until further notice by M/V the explorer in area bound by 29-01.79S…
Eastern South Atlantic · South Africa · HYDROLANT 1156/18
- issued
- 2018-04-10 19:40Z
- status
- cancelled 2018-05-25 19:47Z (archive)
- authority
- NAVAREA VII 122/18 101420Z APR 18.
- sea
- South Atlantic Ocean
- position
- -28.937, 16.415
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN SOUTH ATLANTIC. SOUTH AFRICA. DNC 01. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V THE EXPLORER IN AREA BOUND BY 29-01.79S 016-28.99E, 28-57.60S 016-32.37E, 28-52.47S 016-25.03E, 28-52.77S 016-14.77E. ONE MILE BERTH REQUESTED.
This area · survey operations
253 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until further notice by M/V ramform atlas towing 12 8000 meter long cables in…2024-02-20
- Survey operations in progress until 01 may by M/V ramform atlas towing 12 five mile long cables in area…2024-01-03
- Survey operations in progress until further notice by sw empress towing cables in area bound by 28-00.06S…2023-10-10
- Underwater operations in progress until further notice in: a. 28-19.30S 015-48.20E by M/V gariep2023-03-06
- Underwater operations in progress until further notice by M/V the explorer in area bound by 28-42.90S…2023-03-01
- Survey operations in progress until further notice by M/V ramform titan towing 12 11112 meter long cables,…2023-02-27
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 1156/18 and this msgcancelled by · 2018-05-25
Nearby now · within 120 nm
Nothing else in force within 120 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.