Surveys
Survey operations in progress until 100001Z dec by mv/ bgp challenger towing one 12000 meter long cable in…
Eastern North Atlantic · HYDROLANT 3737/18
- issued
- 2018-11-30 10:19Z
- status
- cancelled 2018-12-10 01:01Z (archive)
- self-cancels
- 2018-12-10 01:01Z
- cancels
- HYDROLANT 3622/18
- authority
- NAVAREA II 480/18 300753Z NOV 18.
- position
- 16.421, -19.108
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 100001Z DEC BY MV/ BGP CHALLENGER TOWING ONE 12000 METER LONG CABLE IN AREA BOUND BY 16-43.7N 019-32.8W, 16-44.7N 018-41.0W, 16-06.8N 018-40.3W, 16-05.8N 019-31.9W. TEN MILE BERTH REQUESTED. 2. CANCEL HYDROLANT 3622/18. 3. CANCEL THIS MSG 100101Z DEC 18.
This area · survey operations
34 within 180 nm since 2007 · 0 in the last 12 months · 0 in force now
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23
- Underwater operations 15 jan thru 18 mar by M/V grand canyon III in area bound by 16-02.00N 016-52.00W,…2023-01-14
- Oceanographic buoy established in 14-09.7N 017-30.7W2023-01-03
- Underwater operations in progress until 31 may in 16-04.31N 016-52.09W2022-02-10
- Survey operations in progress until 30 nov by M/V bgp pioneer towing seven mile long cable in area bound by…2021-09-10
- Underwater operations in progress until further notice in area bound by 16-06.9N 016-35.2W, 16-06.8N…2021-02-06
- Survey operations in progress until 272359Z nov by M/V sw empress towing ten five mile long cables in area…2020-11-26
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
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.