Surveys

Survey operations in progress until further notice by M/V triton within one mile of 53-27.5N 002-56.3E

HYDROLANT 2378/05

issued
2005-12-20 11:41Z
status
cancelled 2005-12-21 10:57Z (archive)
cancels
HYDROLANT 2338/05HYDROLANT 2356/05HYDROLANT 2375/05
authority
WZ 1896/05 191836Z DEC 05; WZ 1899/05 201010Z DEC 0
sea
North Sea
position
53.458, 2.938 · r 1.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
   BY M/V TRITON WITHIN ONE MILE OF 53-27.5N 002-56.3E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 2338/05, OPERATIONS COMPLETED.
3. CANCEL HYDROLANT 2356/05(35), AID RESTORED.
4. CANCEL HYDROLANT 2375/05.

This area · survey operations

463 within 180 nm since 1997 · 0 in the last 12 months · 0 in force now

97
00
05
10
15
20
23

Season · when survey operations happen here

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F
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A
M
J
J
A
S
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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

84 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.