Surveys

Oceanographic operations 10 thru 20 dec by M/V cruzeiro do sul along trackline between 20-00S 039-48W and…

HYDROLANT 2378/09

issued: 2009-12-07 01:18Z
status: cancelled 2009-12-21 00:01Z (archive)
authority: NAVAREA V 2548/09 070037Z DEC 09.
sea: South Atlantic Ocean
position: -20.000, -24.900
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. OCEANOGRAPHIC OPERATIONS 10 THRU 20 DEC BY
   M/V CRUZEIRO DO SUL ALONG TRACKLINE BETWEEN
   20-00S 039-48W AND 20-00S 010-00W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 21 DEC.

This area · survey operations

1 within 180 nm since 2009 · 0 in the last 12 months · 0 in force now

Season · when survey operations happen here

month of issue, all years in the archive

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.