Surveys

Survey operations in progress until further notice by M/V ramform tethys towing 14 8100 meter long cables in…

Western North Atlantic · Guyana · NAVAREA IV 863/19

issued: 2019-10-04 02:54Z
status: cancelled 2019-10-10 20:38Z (archive)
authority: RAMFORM TETHYS 040201Z OCT 19.
sea: North Atlantic Ocean
position: 7.619, -56.637
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
GUYANA.
SURVEY OPERATIONS IN PROGRESS UNTIL FURTHER
NOTICE BY M/V RAMFORM TETHYS TOWING 14
8100 METER LONG CABLES IN AREA BOUND BY
07-49.2N 056-25.4W, 07-41.4N 056-29.9W,
07-41.4N 056-36.2W, 07-52.6N 056-50.0W,
07-32.8N 056-50.0W, 07-32.8N 056-46.6W,
07-27.8N 056-46.6W, 07-27.8N 056-44.9W,
07-27.8N 056-35.0W, 07-27.8N 056-32.8W,
07-27.8N 056-27.2W, 07-27.8N 056-25.4W,
07-49.2N 056-25.4W.
EIGHT MILE BERTH REQUESTED.

This area · survey operations

287 within 180 nm since 2014 · 13 in the last 12 months · 14 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Timeline

Survey operation in progress until 31 dec by M/V ramform tethys, M/V delta monarch and M/V ocean fortune in…cancelled by · 2019-10-10

Nearby now · within 120 nm

Survey operations in progress until 31 dec 26 by vessel bos princess in area bound by 08-09.73N 057-09.73W,…Surveys · 15.3 nm
Survey operations in progress until 31 dec 26 by M/V fugro brasilis in area bound by: 08-00.00N 057-09.90W,…Surveys · 17.3 nm
Underwater operations in progress until 31 dec by M/V prinsengracht in area bound by 08-03.09N 056-46.88W,…Surveys · 19.5 nm
Underwater operations in progress until 31 dec by vessel ocv normand navigator in area bound by 08-00.65N…Surveys · 21 nm
Pipeline operations in progress thru 31 dec 26 by the following vessels: c-confidence, c- installer,…Cable ops · 23.6 nm
Pipeline operations in progress until 31 dec by M/V saipem constellation in area bound by 08-07.37N…Cable ops · 28.6 nm
Underwater operations in progress until 31 dec by M/V c-worker 1 in area bound by 07-54.85N 057-06.47W,…Surveys · 30.1 nm
Underwater operations in progress until further notice by M/V bourbon calm and M/V bourbon sapphire in areas…Surveys · 32.6 nm
Underwater operations in progress until 31 dec 26 by osv aldemir souza tide in area bound by 08-15.96N…Surveys · 36.1 nm
Underwater operations 01 jun thru 31 aug by M/V normand navigator in area bound by 07-28.00N 056-00.00W,…Surveys · 44.6 nm
Underwater operations in progress until 25 aug by M/V handin tide in area bound by 08-00.65N 056-59.52W,…Surveys · 62.2 nm
Survey operations in progress until 15 nov by M/V bgp prospector in area bound by 07-50.19N 058-24.50W,…Surveys · 70.7 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.