Surveys

Underwater operations in progress until further notice by M/V ace nature vicinity of trackline between…

HYDROLANT 3667/00

issued
2000-11-01 11:40Z
status
cancelled 2000-11-01 22:37Z (archive)
cancels
HYDROLANT 3661/00
authority
WZ 2065/00 011101Z NOV 00
sea
North Sea
position
55.650, 2.383
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER
   NOTICE BY M/V ACE NATURE VICINITY OF TRACKLINE
   BETWEEN 55-30N 001-54E AND 55-48N 002-52E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 3661/00.

This area · survey operations

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

97
00
05
10
15
20
24

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
O
N
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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.