Surveys

Survey operations by vessel HOS Ridgewind are underway off Guyana from September 1 to November 20, 2026, in a bounded area; wide berth requested.

North Atlantic · Guyana · NAVAREA IV 831/26

issued: 2026-08-13 21:20Z
status: in force
self-cancels: 2026-11-21 00:01Z
sea: North Atlantic Ocean
position: 7.744, -56.538
nearest port: New Amsterdam · 108 nm
source: nga_inforce · first seen 2026-08-28 19:47Z

Original warning text

NORTH ATLANTIC.
GUYANA.
1. SURVEY OPERATIONS 01 SEP THRU 20 NOV 26
   BY M/V HOS RIDGEWIND IN AREA BOUND BY
   07-44.74N 056-13.99W, 07-40.04N 056-14.93W,
   07-30.01N 056-19.19W, 07-30.02N 056-25.05W,
   07-34.99N 056-25.04W, 07-35.00N 056-34.99W,
   07-29.98N 056-35.00W, 07-29.99N 056-45.10W,
   07-59.88N 056-45.09W, 07-59.86N 056-24.90W,
   07-49.98N 056-24.92W, 07-49.98N 056-20.10W,
   07-44.75N 056-20.10W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 210001Z NOV 26.

Conditions at the position · now

loading…

MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation

This area · survey operations

294 within 180 nm since 2014 · 15 in the last 12 months · 14 in force now

Season · when survey operations happen here

month of issue, all years in the archive

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 · 13.9 nm
Underwater operations in progress until 31 dec by M/V prinsengracht in area bound by 08-03.09N 056-46.88W,…Surveys · 15.4 nm
Underwater operations in progress until 31 dec by vessel ocv normand navigator in area bound by 08-00.65N…Surveys · 16.5 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 · 17.9 nm
Pipeline operations in progress thru 31 dec 26 by the following vessels: c-confidence, c- installer,…Cable ops · 19.7 nm
Pipeline operations in progress until 31 dec by M/V saipem constellation in area bound by 08-07.37N…Cable ops · 26.6 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 · 29.9 nm
Underwater operations in progress until further notice by M/V bourbon calm and M/V bourbon sapphire in areas…Surveys · 30.4 nm
Underwater operations in progress until 31 dec 26 by osv aldemir souza tide in area bound by 08-15.96N…Surveys · 34.3 nm
Underwater operations 01 jun thru 31 aug by M/V normand navigator in area bound by 07-28.00N 056-00.00W,…Surveys · 42.9 nm
Survey operations in progress until 15 nov by M/V bgp prospector in area bound by 07-50.19N 058-24.50W,…Surveys · 77.3 nm
Survey operations in progress until 15 nov by M/V moonrise g in area bound by 07-50.19N 058-24.50W,…Surveys · 77.3 nm

Worldwide now

69 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.