Surveys

Underwater operations in progress until further notice in area between 17-49.3N 17-40.2N and 016-31.5W…

HYDROLANT 1712/05

issued: 2005-09-20 12:04Z
status: cancelled 2005-10-24 09:00Z (archive)
authority: NAVAREA II 291/05 201120Z SEP 05.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE
IN AREA BETWEEN
17-49.3N 17-40.2N AND 016-31.5W 016-49.4W.
WIDE BERTH REQUESTED.

Timeline

Navigation prohibited until 30 mar 06 in area bound by 17-46.0N 016-49.4W, 17-46.7N 016-46.0W, 17-45.0N…cancelled by · 2005-10-24

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.