Surveys

Survey operations in progress thru 29 mar by M/V markma in area bound by 07-07.60N 056-33.90W, 07-06.90N…

Western North Atlantic · Guyana · NAVAREA IV 206/19

issued
2019-03-13 14:47Z
status
cancelled 2019-03-30 00:01Z (archive)
authority
GUYANA 10/19 131310Z MAR 19.
sea
North Atlantic Ocean
position
7.104, -56.555
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
GUYANA.
1. SURVEY OPERATIONS IN PROGRESS THRU 29 MAR BY
   M/V MARKMA IN AREA BOUND BY
   07-07.60N 056-33.90W, 07-06.90N 056-31.86W,
   07-04.85N 056-32.60W, 07-05.60N 056-34.73W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 30 MAR 19.

This area · survey operations

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

14
15
20
25
26

Season · when survey operations happen here

J
F
M
A
M
J
J
A
S
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month of issue, all years in the archive

Nearby now · within 120 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.