Surveys
Survey operations 162300Z to 181500Z dec by M/V kairei towing 1300 meter long cables in area bound by 28-05N…
Western North Pacific · Japan · HYDROPAC 3716/20
- issued
- 2020-12-16 12:11Z
- status
- cancelled 2020-12-18 16:00Z (archive)
- self-cancels
- 2020-12-18 16:00Z
- authority
- NAVAREA XI 487/20 161152Z DEC 20.
- position
- 28.417, 142.833
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC. JAPAN. DNC 12. 1. SURVEY OPERATIONS 162300Z TO 181500Z DEC BY M/V KAIREI TOWING 1300 METER LONG CABLES IN AREA BOUND BY 28-05N 142-30E, 28-45N 142-30E, 28-45N 143-10E, 28-05N 143-10E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 181600Z DEC 20.
This area · survey operations
41 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
24
- 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 20 oct thru 06 nov by shinkai 6500, mother ship and yokosuka in areas within three…2023-10-19
- Underwater operations 24 may thru 09 jun by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2023-05-23
- 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 19 oct thru 05 nov by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2022-10-18
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
- Chichi shima, futami ko NR.3 light buoy, 27-04.9N 142-11.2E, L.LNav aids · 87.2 nm
Worldwide now
75 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.