Surveys
Survey operations in progress until 28 feb by M/V dalla porta along trackline joining 37-23.06N 011-35.59E,…
Western Mediterranean Sea · Tunisia · HYDROLANT 451/21
- issued
- 2021-02-16 15:10Z
- status
- cancelled 2021-03-01 00:01Z (archive)
- authority
- NAVAREA III 140/21 161342Z FEB 21.
- sea
- Mediterranean Sea - Eastern Basin
- position
- 37.336, 11.546
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN MEDITERRANEAN SEA. TUNISIA. DNC 08. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 28 FEB BY M/V DALLA PORTA ALONG TRACKLINE JOINING 37-23.06N 011-35.59E, 37-17.26N 011-29.95E. 1000 METER BERTH REQUESTED. 2. CANCEL THIS MSG 01 MAR 21.
This area · survey operations
264 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Underwater operations in progress until further notice by M/V joides resolution in: a. 40-11.03N 012-42.49E2024-02-16
- Survey operations 10 apr thru 10 may by M/V dalla porta in: a. 37-23.06N 011-35.59E2022-04-08
- Survey operations 13 thru 21 feb by M/V havila phoenix with submersible along trackline joining 35-56.56N…2022-02-11
- Survey operations in progress until 12 mar 22 by M/V artabro in area bound by 36-46.3N 011-01.8E, 37-01.5N…2021-10-30
- Survey operations in progress until 12 mar 22 by M/V viccica in area bound by 36-48.5N 011-02.9E, 36-46.8N…2021-10-30
- Survey operations in progress until 01 nov by M/V artabro in area bound by 36-47.4N 011-04.3E, 37-14.2N…2021-10-25
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
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.