Surveys

Oceanographic operations 08 thru 26 feb by M/V poseidon along trackline joining 18-00N 023-00W, 18-00N…

HYDROLANT 208/07

issued
2007-02-07 09:13Z
status
cancelled 2007-02-23 12:43Z (archive)
cancels
HYDROLANT 204/07
authority
NAVAREA II 42/07 070827Z FEB 07.
sea
North Atlantic Ocean
position
18.734, -18.533
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. OCEANOGRAPHIC OPERATIONS 08 THRU 26 FEB
   BY M/V POSEIDON ALONG TRACKLINE JOINING
   18-00N 023-00W, 18-00N 016-50W,
   18-50N 016-50W, 18-50N 018-00W,
   19-00N 018-00W, 19-00N 016-50W,
   19-50N 017-00W, 19-50N 018-00W,
   20-00N 018-00W, 20-00N 017-10W,
   20-50N 017-10W.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROLANT 204/07.
3. CANCEL THIS MSG 27 FEB.

This area · survey operations

22 within 180 nm since 2007 · 0 in the last 12 months · 0 in force now

07
10
15
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21

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
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D

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.