Surveys
Underwater operations 01 thru 30 aug by M/V antea in 04-53N 051-27W
Western North Atlantic · French Guiana · NAVAREA IV 639/21
- issued
- 2021-07-27 09:08Z
- status
- cancelled 2021-08-06 13:28Z (archive)
- authority
- AVURNAV CAYENNE 28/21 231308Z JUL 21.
- position
- 4.883, -51.450
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH ATLANTIC. FRENCH GUIANA. 1. UNDERWATER OPERATIONS 01 THRU 30 AUG BY M/V ANTEA IN 04-53N 051-27W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 31 AUG 21.
This area · survey operations
23 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now
01
05
10
15
20
23
- Survey operations 19 thru 21 may by M/V marion dufresne in area within ten miles of 05-38.90N 051-05.20W2023-05-18
- Survey operations in progress until 31 aug by M/V oceanic vega, M/V sanco scorpio and M/V drs retumbante…2023-01-07
- Survey operations in progress until 31 aug by M/V oceanic vega, M/V sanco scorpio and M/V drs retumbante…2023-01-07
- Survey operations in progress until 28 feb 22 by M/V urbano monti in area bound by 07-47.41N 052-57.88W,…2021-12-22
- Survey operations 05 thru 31 dec by M/V urbano monti in area bound by 07-47.41N 052-57.88W, 07-21.06N…2021-12-02
- Survey operations 04 thru 09 oct by M/V emlo in area bound by 05-16.6N 052-37.3W, 05-13.1N 052-32.7W,…2021-10-01
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
Worldwide now
73 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.