Surveys
Underwater operations sunrise to sunset daily 20 thru 30 nov by M/V kaiko and M/V kairei in area bound by…
HYDROPAC 1263/99
- issued
- 1999-11-19 11:10Z
- status
- cancelled 1999-12-01 06:00Z (archive)
- authority
- NAVAREA XI 694/99 190800Z NOV 99
- sea
- Philippine Sea
- position
- 29.343, 139.509
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS SUNRISE TO SUNSET DAILY 20 THRU 30 NOV BY M/V KAIKO AND M/V KAIREI IN AREA BOUND BY 29-20.4N 139-17.2E, 29-25.8N 139-18.3E, 29-20.7N 139-44.3E, 29-15.4N 139-42.2E. 2. CANCEL THIS MSG 01 DEC.
This area · survey operations
41 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
- Underwater operations 20 thru 27 sep by M/V shinkai 6500, mother ship, and yokosuka with subersible in area…2022-09-19
- Underwater operations 11 thru 13 mar by M/V yokosuka with submersible shinkai 6500 in area bound by 26-10N…2022-03-06
- 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
Nothing else in force within 120 nm.
Worldwide now
84 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.