Survey operations 26 thru 28 mar by M/V arar in area bound by 41-13.5N 029-08.0E, 41-09.3N 029-08.3E,…
Sea of Marmara · HYDROLANT 467/07
What this record establishes
Archived notice · 2007-03-29 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 III 120/07 221316Z MAR 07.. Issued 2007-03-22 14:08Z. 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
- Sea of Marmara. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Current notices and reporting history in the Sea of Marmara →
- issued
- 2007-03-22 14:08Z
- status
- Archived notice
- authority
- NAVAREA III 120/07 221316Z MAR 07.
- NAVAREA
- NAVAREA III · named as the source of this relay
- sea
- Sea of Marmara
- position
- 40.908, 29.009
- vessel
- M/V ARAR · 2 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. SURVEY OPERATIONS 26 THRU 28 MAR BY M/V ARAR IN AREA BOUND BY 41-13.5N 029-08.0E, 41-09.3N 029-08.3E, 41-05.0N 029-03.7E, 41-01.8N 029-00.7E, 40-58.0N 028-59.8E, 40-56.4N 028-55.7E, 40-51.8N 029-10.5E, 40-55.6N 028-46.5E, 40-45.8N 029-13.0E, 40-48.7N 028-52.5E. 2. CANCEL THIS MSG 29 MAR.
Reading this warning
- Survey operations
- A research or survey vessel is mapping the seabed or water column, often while towing equipment.
- 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.
- 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
137 within 180 nm since 1999 · 9 in the last 12 months · 5 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.
- 1- drilling operations by yildirim rig (imo 9705469, mmsi 271053959), supported by ertugrul bey, aybuke,…2026-09-12
- Drilling operations by fatih platform (imo 95037702026-09-03
- Drilling operations by yavuz rig (imo 9503768, mmsi 271046765) supported by osman bey, aybuke, florya,…2026-08-27
- Drilling operations by the kanuni platform (imo 95412032026-08-17
- 1- drilling operations by abdulhamid han rig (imo 97050932026-08-17
- 1- drilling operations by yildirim rig (imo 9705469, mmsi 271053959), supported by ertugrul bey, aybuke,…2026-08-11
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
- Drilling operations by fatih platform (imo 9503770Surveys · 92.3 nm
Worldwide in the collected sources
56 survey operations listed in force · see all
Record snapshot 2026-10-02 17:19Z; 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.