Surveys
Survey operations 160001Z to 252359Z mar by M/V ramform atlas towing 14 10000 meter long cables in area…
Eastern North Atlantic · Mauritania · HYDROLANT 838/17
- issued
- 2017-03-15 16:37Z
- status
- cancelled 2017-03-26 00:59Z (archive)
- self-cancels
- 2017-03-26 00:59Z
- authority
- NAVAREA II 92/17 151632Z MAR 17.
- sea
- North Atlantic Ocean
- position
- 16.686, -18.146
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. MAURITANIA. DNC 01. 1. SURVEY OPERATIONS 160001Z TO 252359Z MAR BY M/V RAMFORM ATLAS TOWING 14 10000 METER LONG CABLES IN AREA BOUND BY 17-15.1N 018-14.9W, 17-15.2N 017-46.7W, 16-03.9N 018-04.2W, 16-04.4N 018-25.3W, 16-38.6N 018-25.4W. SEVEN MILE BERTH REQUESTED. 2. CANCEL THIS MSG 260059Z MAR 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-03-16 00:01Z | 2017-03-25 23:59Z | — | 239 h 58 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · survey operations
35 within 180 nm since 2007 · 0 in the last 12 months · 0 in force now
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20
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 by M/V ocean blackrhino in 13-46N 017-37W2021-07-13
- Underwater operations in progress until further notice in area bound by 16-06.9N 016-35.2W, 16-06.8N…2021-02-06
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 838/17 and this msg, operations completedcancelled by · 2017-03-24
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.