Surveys
Submarine research operations 23 nov thru 03 dec by M/V natsushima with submersible in area bound by 32-13N…
HYDROPAC 2238/06
- issued
- 2006-11-18 01:29Z
- status
- cancelled 2006-12-04 00:00Z (archive)
- authority
- NAVAREA XI 506/06 17 NOV 06.
- sea
- Philippine Sea
- position
- 30.401, 140.191
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. SUBMARINE RESEARCH OPERATIONS 23 NOV THRU 03 DEC BY M/V NATSUSHIMA WITH SUBMERSIBLE IN AREA BOUND BY 32-13N 139-43E, 32-13N 140-48E, 28-28N 140-48E, 28-28N 139-43E, 29-50N 139-43E, 29-50N 139-30E, 32-00N 139-30E, 32-00N 139-43E. 2. CANCEL THIS MSG 04 DEC.
This area · survey operations
47 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Underwater operations 04 thru 21 may by submersible shinkai 6500 and M/V yokosuka in area bound by 28-22.00N…2024-05-03
- Underwater operations 01 thru 07 mar by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2024-02-29
- Underwater operations 24 thru 28 aug by M/V yokosuka with submersible shinkai 6500 in area bound by…2023-08-23
- Survey operations in progress until 27 nov by M/V kaimei, towing 12000 meter long cable in area bound by…2022-11-20
- Underwater operations 20 thru 27 sep by M/V shinkai 6500, mother ship, and yokosuka with subersible in area…2022-09-19
- Underwater operations 13 thru 23 jun by M/V yokosuka with submersible in area bound by 28-30N 138-20E,…2021-06-12
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- 180500Z issued at 190200Z sepVolcanic · 62.7 nm
- Discoloured water observed in vicinity of 31-26.4N 140-03.0E at 180545Z sepVolcanic · 62.8 nm
Worldwide now
83 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.