Surveys
Survey operations in progress until 020800Z jul by M/V svitzer magellan within one mile of trackline between…
HYDROLANT 1361/99
- issued
- 1999-07-01 12:30Z
- status
- cancelled 1999-07-02 09:00Z (archive)
- self-cancels
- 1999-07-02 09:00Z
- cancels
- HYDROLANT 1348/99HYDROLANT 1360/99
- authority
- WZ 1178/99 010842Z JUL 99; WZ 1180/99 011054Z JUL 99
- sea
- Celtic Sea
- position
- 48.983, -5.792
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SURVEY OPERATIONS IN PROGRESS UNTIL 020800Z JUL BY M/V SVITZER MAGELLAN WITHIN ONE MILE OF TRACKLINE BETWEEN 49-00.0N 005-28.5W AND 48-57.9N 006-06.5W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1348/99. 3. CANCEL HYDROLANT 1360/99(36), AID RESTORED. 4. CANCEL THIS MSG 020900Z JUL.
This area · survey operations
795 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- 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
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
- Survey operations in progress until further notice by M/V svitzer magellan within one mile of trackline…replaced · 1999-06-30
- Kish bank light 53-19N 005-55W unreliablereplaced · 1999-07-01
Nearby now · within 120 nm
- Fowey light 50-19.60N 004-38.90W unreliableNav aids · 92.1 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.