Derelict 165 foot F/V ryou-un maru adrift in 54-18.74N 136-29.34W on 31 mar
North Pacific Ocean · NAVAREA XII 85/12
What this record establishes
Archived notice · 2012-04-01 18:53Z
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) · COMCOGARD SECTOR JUNEAU 56/12 312332Z MAR 12.. Issued 2012-04-01 00:33Z. 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
- North Pacific Ocean. The parsed report position is 54.312, -136.489. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Derelict 165 foot F/V ryou-un maru adrift in 53-26N 136-42W at 291900Z marcancelled by this notice
- Derelict 165 foot F/V ryou-un maru adrift in 54-23.8N 136-32.5W on 01 aprlater cancellation notice
These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.
- NAVAREA XII 82/122012-03-30 · Archived notice
- NAVAREA XII 83/122012-03-30 · Archived notice
- NAVAREA XII 85/12 · this notice2012-04-01 · Archived notice
- NAVAREA XII 86/122012-04-01 · Archived notice
- NAVAREA XII 87/122012-04-02 · Archived notice
- NAVAREA XII 88/122012-04-02 · Archived notice
Current notices and reporting history in the North Pacific Ocean →
- issued
- 2012-04-01 00:33Z
- status
- Archived notice
- self-cancels
- 2012-04-04 00:31Z
- authority
- COMCOGARD SECTOR JUNEAU 56/12 312332Z MAR 12.
- NAVAREA
- NAVAREA XII
- issued by
- COMCOGARD SECTOR JUNEAU
- sea
- North Pacific Ocean
- position
- 54.312, -136.489
- vessel
- F/V RYOU-UN MARU · 7 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC. GULF OF ALASKA. 1. DERELICT 165 FOOT F/V RYOU-UN MARU ADRIFT IN 54-18.74N 136-29.34W ON 31 MAR. REPORTS TO U.S. COAST GUARD. 2. CANCEL NAVAREA XII 83/12. 3. CANCEL THIS MSG 040031Z APR.
Reading this warning
- Derelict
- An abandoned vessel still afloat and drifting, with no one on board.
- Adrift
- Loose and moving with wind and current — a vessel, container, buoy, log or anything else no longer secured.
- 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.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- NAVAREA
- One of the 21 ocean areas of the World-Wide Navigational Warning Service, each with a coordinator that broadcasts long-range warnings.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
- Date-time group (DTG)
- A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Collected reports in this area · derelict & adrift vessels
12 within 180 nm since 2008 · 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.
- 739 foot M/V darya shanti disabled and adrift in 54-33.00N 134-17.00W2022-07-09
- Derelict 18 foot vessel, black and silver hull, adrift vicinity 56-59.148N 135-52.639W at 080800Z jul2014-07-08
- Alaska-southeast Coast2014-04-21
- Derelict 165 foot F/V ryou-un maru adrift in 55-03.6N 138-55.3W on 04 apr2012-04-04
- Derelict 165 foot F/V ryou-un maru adrift in 55-09.5N 138-33.9W on 03 apr2012-04-03
- Derelict 165 foot F/V ryou-un maru adrift in 54-30.72N 136-32.42W on 02 apr2012-04-02
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
6 derelict & adrift vessels listed in force · see all
Record snapshot 2026-10-01 23:55Z; source collection times vary.
Derelicts
Abandoned, disabled or drifting vessels. All current derelict & adrift vessels →
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.