Surveys

Underwater operations in progress until further notice by M/V ares vicinity of trackline between 50-32.1N…

HYDROLANT 94/01

issued
2001-01-09 11:30Z
status
cancelled 2001-01-10 19:13Z (archive)
cancels
HYDROLANT 85/01
authority
WZ 58/01 090959Z JAN 01; WZ 54/01 090625Z JAN 01
sea
Celtic Sea
position
50.543, -8.851
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
   NOTICE BY M/V ARES VICINITY OF TRACKLINE BETWEEN
   50-32.1N 008-51.4W AND 50-33.1N 008-50.7W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 85/01.

This area · survey operations

567 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
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23

Season · when survey operations happen here

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A
M
J
J
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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.