Surveys

Survey operations in progress until 30 apr by M/V ramform atlas towing 12 seven mile long cables in area…

Gulf of Guinea · Cote D'ivoire · HYDROLANT 382/18

issued
2018-02-02 11:46Z
status
cancelled 2018-04-03 04:20Z (archive)
authority
NAVAREA II 55/18 021141Z FEB 18.
sea
Gulf of Guinea
position
3.914, -3.105
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

GULF OF GUINEA.
COTE D'IVOIRE.
DNC 01.
1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 APR
   BY M/V RAMFORM ATLAS TOWING 12 SEVEN MILE LONG
   CABLES IN AREA BOUND BY
   04-24.1N 003-06.5W, 03-58.2N 002-37.3W,
   03-24.9N 003-10.0W, 03-52.2N 003-33.4W.
   EIGHT MILE BERTH REQUESTED.
2. CANCEL THIS MSG 01 MAY 18.

This area · survey operations

17 within 180 nm since 2002 · 0 in the last 12 months · 0 in force now

02
05
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23

Season · when survey operations happen here

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A
M
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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

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.