Surveys

Survey operations in progress until further notice by M/V ramform sterling towing 6000 meter long cable in…

Eastern South Atlantic · Angola · HYDROLANT 3903/17

issued: 2017-12-04 09:58Z
status: cancelled 2017-12-08 14:40Z (archive)
authority: NAVAREA VII 340/17 040852Z DEC 17.
sea: South Atlantic Ocean
position: -7.613, 12.056
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN SOUTH ATLANTIC.
ANGOLA.
DNC 01.
SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V RAMFORM STERLING TOWING
6000 METER LONG CABLE IN AREA BOUND BY
07-22.1S 012-01.9E, 07-20.4S 012-07.9E,
07-27.8S 012-15.5E, 07-49.7S 012-06.0E,
07-52.1S 011-57.7E, 07-50.2S 011-53.3E,
07-47.4S 011-51.0E.
WIDE BERTH REQUESTED.

This area · survey operations

70 within 180 nm since 2003 · 1 in the last 12 months · 1 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operations in progress until further notice by M/V ramform sterling towing 6000 meter long cable in…cancelled by · 2017-12-08

Nearby now · within 120 nm

Survey operations in progress until 22 aug by cableship nautilus in: a. 06-16.56S 011-14.56ECable ops · 94.2 nm
Survey operations in progress until further notice by M/V ramform victory towing 12 three mile long cables…Surveys · 97.6 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.