Surveys

Survey operations 30 mar thru 27 apr by M/V sirius H-21 in area between 17-10S 18-50S and 036-50W 038-10W

HYDROLANT 562/05

issued: 2005-03-29 04:40Z
status: cancelled 2005-04-28 00:00Z (archive)
cancels: HYDROLANT 554/05
authority: NAVAREA V 287/05 290406Z MAR 05.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SURVEY OPERATIONS 30 MAR THRU 27 APR
   BY M/V SIRIUS H-21 IN AREA BETWEEN
   17-10S 18-50S AND 036-50W 038-10W.
2. CANCEL HYDROLANT 554/05.
3. CANCEL THIS MSG 28 APR.

Timeline

Survey operations 30 mar thru 27 apr by M/V sirius along trackline between 17-10S 036-50W and 18-50S 038-10Wcancels · 2005-03-27
Survey operations 30 mar thru 27 apr by M/V sirius along trackline between 17-10S 036-50W and 18-50S 038-10Wreplaced · 2005-03-27

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.