Surveys

Oceanographic operations 17 thru 20 apr by M/V alliance towing equipment at a depth of 100 meters in area…

HYDROLANT 1318/00

issued: 2000-04-14 15:25Z
status: cancelled 2000-04-21 06:00Z (archive)
authority: MARIDIPART LA SPEZIA 126/00 141001Z APR 00
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. OCEANOGRAPHIC OPERATIONS 17 THRU 20 APR BY M/V ALLIANCE
   TOWING EQUIPMENT AT A DEPTH OF 100 METERS IN AREA BETWEEN
   43-00N 43-20N AND 010-00E 010-20E.
2. CANCEL THIS MSG 21 APR.

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.