Surveys

Survey operations in progress until 190259Z mar by M/V polar bjorn towing 50 meter long cable in area…

HYDROLANT 432/04

issued: 2004-03-17 04:26Z
status: cancelled 2004-03-19 03:59Z (archive)
self-cancels: 2004-03-19 03:59Z
cancels: HYDROLANT 411/04
authority: NAVAREA V 216/04 170355Z MAR 04
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS IN PROGRESS UNTIL 190259Z MAR
   BY M/V POLAR BJORN TOWING 50 METER LONG CABLE
   IN AREA BETWEEN 24-30S 24-58S AND 044-16W 043-21W.
   TWO MILE BERTH REQUESTED.
2. CANCEL HYDROLANT 411/04.
3. CANCEL THIS MSG 190359Z MAR.

Timeline

Survey operations in progress until 180259Z mar by M/V polar bjorn towing 50 meter long cable in area bound…cancels · 2004-03-13
Survey operations in progress until 180259Z mar by M/V polar bjorn towing 50 meter long cable in area bound…replaced · 2004-03-13

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.