Seismic survey in progress until further notice by M/V pehlivan two in area bound by 36-28.5N 035-32.7E,…
Mediterranean Sea - Eastern Basin · HYDROLANT 1311/07
What this record establishes
Archived notice · 2007-08-17 15:23Z
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 319/07 260720Z JUL 07.. Issued 2007-07-26 07:45Z. 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
- Mediterranean Sea - Eastern Basin. 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
Current notices and reporting history in the Mediterranean Sea - Eastern Basin →
- issued
- 2007-07-26 07:45Z
- status
- Archived notice
- authority
- NAVAREA III 319/07 260720Z JUL 07.
- NAVAREA
- NAVAREA III · named as the source of this relay
- sea
- Mediterranean Sea - Eastern Basin
- position
- 36.485, 35.570
- vessel
- M/V PEHLIVAN TWO · 2 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. SEISMIC SURVEY IN PROGRESS UNTIL FURTHER NOTICE BY M/V PEHLIVAN TWO IN AREA BOUND BY 36-28.5N 035-32.7E, 36-30.4N 035-33.9E, 36-29.7N 035-35.7E, 36-27.8N 035-34.5E. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 863/07.
Reading this warning
- Seismic survey
- A survey that maps the rock beneath the seabed with sound pulses from air guns, recorded on streamers kilometres long.
- Until further notice
- The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
- 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.
Collected reports in this area · cable & pipeline work
43 within 180 nm since 2001 · 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.
- Cable operations in progress until further notice by cableship raymond croze with submersible in vicinity of…2018-01-31
- Underwater operations 192200Z to 282200Z feb by cableship global sentinel in vicinity of trackline joining…2017-02-19
- Cable operations in progress until 26 feb by M/V odin finder vicinity of trackline joining 34-45.8N…2016-02-24
- Cable operations in progress until 26 feb by M/V odin finder vicinity of trackline joining 34-45.8N…2016-02-23
- Cable operations 20 thru 25 feb by M/V odin finder vicinity of trackline joining 34-45.8N 033-29.2E,…2016-02-19
- Seismic survey 21 aug thru 14 sep by M/V barbaros hayreddin pasa, M/V bravo supporter and M/V polarfront in…2015-08-20
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
24 cable & pipeline work listed in force · see all
Record snapshot 2026-10-02 08:20Z; source collection times vary.
Cable ops
Cable laying, pipeline and seismic operations. All current cable & pipeline work →
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.