Surveys

Survey operations in progress until 25 nov by M/V bgp challenger towing one 12000 meter long cable in area…

Eastern North Atlantic · HYDROLANT 3368/18

issued
2018-10-29 17:17Z
status
cancelled 2018-11-21 15:46Z (archive)
cancels
HYDROLANT 3164/18
authority
NAVAREA II 427/18 291703Z OCT 18.
position
20.376, -18.621
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 25 NOV
   BY M/V BGP CHALLENGER TOWING ONE 12000 METER LONG
   CABLE IN AREA BOUND BY
   20-59.9N 019-25.6W, 21-00.2N 017-49.3W,
   19-45.5N 017-48.5W, 19-44.8N 019-25.4W.
   TEN MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 3164/18.
3. CANCEL THIS MSG 26 NOV 18.

This area · survey operations

16 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now

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Season · when survey operations happen here

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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

73 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.