Surveys
Underwater operations in progress until 222359Z and 230800Z to 232359Z aug in 35-37.85N 004-29.55W
Western Mediterranean Sea · Alboran Sea · Morocco · HYDROLANT 2683/18
- issued
- 2018-08-22 10:32Z
- status
- cancelled 2018-08-24 08:00Z (archive)
- self-cancels
- 2018-08-24 08:00Z
- cancels
- HYDROLANT 2667/18
- authority
- NAVAREA III 664/18 220924Z AUG 18.
- sea
- Alboran Sea
- position
- 35.631, -4.492
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN MEDITERRANEAN SEA. ALBORAN SEA. MOROCCO. DNC 08. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 222359Z AND 230800Z TO 232359Z AUG IN 35-37.85N 004-29.55W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 2667/18. 3. CANCEL THIS MSG 240800Z AUG 18.
Activity windows · 1 in the telegram
| opens (UTC) | closes (UTC) | local (UTC) | length |
|---|---|---|---|
| 2018-08-23 08:00Z | 2018-08-23 23:59Z | Aug 23, 08:00 → Aug 23, 23:59 | 15 h 59 |
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
97 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Survey operations in progress until 06 feb by r/v maria s. merian in area bound by 35-45.00N 008-00.00W,…2024-01-29
- Underwater operations 281200Z dec until further notice by M/V joides resolution in vicinity 36-42.00N…2023-12-28
- Survey operations 06 nov thru 17 by M/V ramon margalef in area bounded by: 36-00.00N 006-00.00W, 36-00.00N…2023-11-06
- Survey operations 06 nov thru 17 by M/V ramon margalef in area bounded by: 36-00.0N 006-00.0W, 36-00.0N…2023-11-03
- Survey operations in progress until 192300Z mar by M/V ramon margalef in area bound by: 35-48.0N 007-34.0W,…2023-03-14
- Survey operations in progress until further notice by M/V dar al beida in area bound by 36-00.00N…2023-02-20
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
86 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.