Surveys
Underwater operations in progress until further notice by M/V cirolana vicinity: a. 48-28N 006-23W
HYDROLANT 728/01
- issued
- 2001-03-04 05:10Z
- status
- cancelled 2001-03-06 00:20Z (archive)
- authority
- WZ 530/01 040303Z MAR 01
- sea
- Celtic Sea
- position
- 48.322, -6.794
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V CIROLANA VICINITY: A. 48-28N 006-23W. B. 48-29N 007-12W. C. 48-01N 006-48W. WIDE BERTH REQUESTED.
This area · survey operations
636 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Underwater operations 02 thru 11 oct by M/V atalante in area bound by 47-26.59N 006-34.33W, 46-52.40N…2023-09-29
- Survey operations in progress until 060001Z oct by M/V pourquoi pas in area bound by 47-17.05N 009-17.05W,…2023-09-25
- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
- Survey operations 19 thru 25 apr in area bound by 48-00.00N 009-29.00W, 48-00.00N 007-56.00W, 46-54.00N…2023-04-17
- Scientific mooring established in 47-04.22N 003-19.86W until 27 mar2023-03-21
- Oceanographic equipment temporarily established 20 thru 28 mar by M/V reborn in 47-04.22N 003-19.86W2023-03-18
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.