Surveys

Survey operations 11 thru 28 nov by M/V hakuho maru towing 1000 meter long cable in area between 25-00N…

HYDROPAC 1930/03

issued: 2003-11-06 10:50Z
status: cancelled 2003-11-29 00:00Z (archive)
cancels: HYDROPAC 1710/03
authority: NAVAREA XI 562/03 060803Z NOV 03; USCG NAVCEN WEBSITE 06 NOV 03
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS 11 THRU 28 NOV BY
   M/V HAKUHO MARU TOWING 1000 METER
   LONG CABLE IN AREA BETWEEN
   25-00N 28-00N AND 142-30E 144-00E.
2. CANCEL HYDROPAC 1710/03(GEN).
3. CANCEL THIS MSG 29 NOV.

Timeline

Loran-c station petropavlovsk, rate 5980-MASTER, off aircancels · 2003-10-04
Loran-c station petropavlovsk, rate 5980-MASTER, off airreplaced · 2003-10-04

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.