Surveys
Underwater operations 010000Z aug until further notice by M/V 7 waves in area bound by 23-53.00N 016-48.00W,…
Eastern North Atlantic · Mauritania · HYDROLANT 1688/23
- issued
- 2023-07-27 15:12Z
- status
- cancelled 2023-09-07 09:38Z (archive)
- authority
- NAVAREA II 197/23 271501Z JUL 23.
- position
- 22.442, -16.918
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. MAURITANIA. DNC 01. UNDERWATER OPERATIONS 010000Z AUG UNTIL FURTHER NOTICE BY M/V 7 WAVES IN AREA BOUND BY 23-53.00N 016-48.00W, 23-40.00N 015-51.00W, 23-26.00N 015-56.00W, 21-59.00N 016-59.00W, 20-49.00N 017-10.00W, 20-10.00N 017-42.00W, 22-04.00N 017-27.00W, 22-59.00N 017-11.00W. WIDE BERTH REQUESTED.
This area · survey operations
13 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
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05
10
15
20
24
- Survey operations in progress until 29 apr by M/V maria s. merian in area bound by 26-12.00N 016-30.00W,…2024-03-29
- Survey operations 02 thru 24 dec by M/V fugro supporter along trackline joining 19-23.8N 019-59.2W, 20-36.3N…2020-11-28
- Survey operations in progress until further notice by M/V oceanic vega towing ten 8100 meter long cables in…2019-11-26
- Survey operations in progress until further notice by M/V oceanic vega towing ten 8100 meter long cables in…2019-11-25
- Survey operations in progress until 25 nov by M/V bgp challenger towing one 12000 meter long cable in area…2018-10-29
- Survey operations in progress until 10 nov by M/V bgp challenger towing one 12000 meter long cable in area…2018-10-08
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
- Cancel HYDROLANT 1688/23 and this msg, operations completedcancelled by · 2023-09-07
Nearby now · within 120 nm
- Dangerous wreck in 23-57.50N 015-50.00WWrecks · 108.9 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.