Surveys
Survey operations in progress until 010001Z may by M/V ramform atlas towing 12 9000 meter long cables in…
Eastern North Atlantic · Guinea-bissau · HYDROLANT 478/19
- issued
- 2019-02-14 02:25Z
- status
- cancelled 2019-05-01 01:00Z (archive)
- self-cancels
- 2019-05-01 01:00Z
- authority
- NAVAREA II 64/19 140219Z FEB 19.
- sea
- North Atlantic Ocean
- position
- 9.421, -16.956
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. GUINEA-BISSAU. DNC 01. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 010001Z MAY BY M/V RAMFORM ATLAS TOWING 12 9000 METER LONG CABLES IN AREA BOUND BY 09-13.5N 017-41.0W, 10-06.0N 016-24.3W, 09-43.0N 016-06.2W, 08-40.0N 017-39.0W. SEVEN MILE BERTH REQUESTED. 2. CANCEL THIS MSG 010100Z MAY 19.
This area · survey operations
5 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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05
10
15
19
- Survey operations in progress until 07 sep by M/V bgp prospector towing 12 8000 meter long cables in…2019-07-21
- Survey operations 08 oct thru 15 jan by M/V bgp prospector towing 12 8000 meter long cables in area bound by…2018-10-05
- Survey operations in progress until 12 mar by M/V investigator vicinity 12-16N 017-05W2014-02-26
- Hazardous underwater operations 071400Z to 072000Z aug within 50 miles of 10-30N 017-50W2000-08-03
Season · when survey operations happen here
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month of issue, all years in the archive
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.