Oceanographic operations in progress until 04 dec by M/V almirante camara in area bound by 04-40.6N…
South Atlantic Ocean · HYDROLANT 3992/00
What this record establishes
Archived notice · 2000-12-05 00:00Z
This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.
- Source and dates
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA V 2529/00 AOR-E EGC #351/00 010705Z DEC 00. Issued 2000-12-01 09:48Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- South Atlantic Ocean. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Saquarema light 22-56.2S 042-29.5W unlitcancelled by this notice
Current notices and reporting history in the South Atlantic Ocean →
- issued
- 2000-12-01 09:48Z
- status
- Archived notice
- authority
- NAVAREA V 2529/00 AOR-E EGC #351/00 010705Z DEC 00
- NAVAREA
- NAVAREA V · named as the source of this relay
- sea
- South Atlantic Ocean
- position
- -1.597, -35.361
- vessel
- M/V ALMIRANTE CAMARA · 14 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. OCEANOGRAPHIC OPERATIONS IN PROGRESS UNTIL 04 DEC BY M/V ALMIRANTE CAMARA IN AREA BOUND BY 04-40.6N 035-32.3W, 04-40.6S 035-30.3W, 04-42.6S 035-30.3W, 04-42.6S 035-32.3W, 04-41.7S 035-13.2W, 04-41.7S 035-07.2W, 04-47.7S 035-07.2W, 04-47.7S 035-13.2W, 04-52.1S 035-02.0W, 04-52.1S 035-00.0W, 04-54.0S 035-00.0W, 04-54.0S 035-02.0W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 3980/00. 3. CANCEL THIS MSG 05 DEC.
Reading this warning
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
- Wide berth requested
- Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- HYDROLANT
- The U.S. long-range warning series for Atlantic waters outside NAVAREA IV, including the eastern Atlantic, the Mediterranean and adjoining seas.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · survey operations
17 within 180 nm since 1998 · 0 in the last 12 months · 0 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Survey operations in progress until 15 jul 19 by M/V ivan gubkin towing 12 9000 meter long cables in area…2018-12-19
- Survey operations in progress until 01 may by M/V ramform tethys and M/V thor modi towing 16 8100 meter long…2018-03-19
- Underwater operations in progress until 03 jul by M/V cs record and M/V saga badejo in area bound by 01-53S…2018-03-15
- Survey operations in progress until 20 feb by M/V ramform tethys and M/V thor modi towing 16 8100 meter long…2018-02-07
- Survey operations in progress until 20 feb 18 by M/V ramform tethys and M/V thor modi towing 16 8100 meter…2017-11-01
- Survey operations in progress until 04 mar by M/V bgp challenger towing 12000 meter long cable in area bound…2017-02-23
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
56 survey operations listed in force · see all
Record snapshot 2026-10-01 14:10Z; source collection times vary.
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.