Surveys

Hydrographic survey 110001Z to 192359Z apr by M/V zeus in area between 30-30N 31-30N and 75-15W 76-15W

HYDROLANT 558/07

issued: 2007-04-06 12:10Z
status: cancelled 2007-04-15 18:22Z (archive)
self-cancels: 2007-04-20 00:59Z
authority: E-MAIL:CTF 84 211801Z MAR 07.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HYDROGRAPHIC SURVEY 110001Z TO 192359Z APR
   BY M/V ZEUS IN AREA BETWEEN
   30-30N 31-30N AND 75-15W 76-15W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 200059Z APR.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2007-04-11 00:01Z	2007-04-19 23:59Z	—	215 h 58

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

Timeline

Underwater operations in progress until further notice by cableship ile de batz along trackline between…cancelled by · 2007-04-15

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

86 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.