Surveys

Survey operations in progress until 30 jul by M/V nordic explorer towing 4500 meter long cable in area…

HYDROPAC 583/99

issued: 1999-07-01 16:00Z
status: cancelled 1999-07-31 06:00Z (archive)
authority: NAVAREA XI 405/99 POR 011207Z JUL 99
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 JUL BY M/V NORDIC EXPLORER
   TOWING 4500 METER LONG CABLE IN AREA BETWEEN 21-00N 21-30N AND
   115-30E 115-50E. WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 31 JUL.

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.