Surveys
Underwater operations 01 thru 10 jun by M/V yokosuka with submersible in area bound by 21-20N 149-00E,…
Western North Pacific · HYDROPAC 1881/17
- issued
- 2017-05-29 12:11Z
- status
- cancelled 2017-06-11 00:01Z (archive)
- authority
- NAVAREA XI 357/17 291129Z MAY 17.
- position
- 25.028, 154.531
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC. DNC 12. 1. UNDERWATER OPERATIONS 01 THRU 10 JUN BY M/V YOKOSUKA WITH SUBMERSIBLE IN AREA BOUND BY 21-20N 149-00E, 30-00N 149-00E, 30-00N 160-00E, 20-00N 160-00E, 20-00N 150-00E. 2. CANCEL THIS MSG 11 JUN 17.
This area · survey operations
12 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
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26
- Survey operations 25 jul thru 15 aug by submersible in areas bound by: a. 22-40.00N 154-30.00E, 22-40.00N…2026-07-24
- Survey operations 09 thru 18 apr by M/V kairi towing 5100 meter long cable in area bound by 24-03.30N…2024-04-08
- Survey operations 14 thru 25 mar by submersible shinkai 6500 and M/V yokosuka in areas bound by: a.…2024-03-13
- Underwater operations 24 thru 30 jul by M/V kaimei with submersible in areas bound by: a. 22-40.00N…2022-07-23
- Underwater operations 24 apr thru 05 may by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2022-04-19
- Underwater operations 21 thru 30 may by M/V yokosuka with submersible: a. in area between 23-00N 24-00N and…2010-05-16
Season · when survey operations happen here
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M
A
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J
J
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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
73 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.