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Cancel HYDROLANT 1503/21 and this msg, operations completed

Gulf of Guinea · Sao Tome and Principe · HYDROLANT 2392/21

issued: 2021-09-24 02:55Z
status: cancelled 2021-09-24 02:55Z (archive)
cancels: HYDROLANT 1503/21
authority: NAVAREA II 357/21 240216Z SEP 21.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

GULF OF GUINEA.
SAO TOME AND PRINCIPE.
DNC 01.
CANCEL HYDROLANT 1503/21 AND THIS MSG,
OPERATIONS COMPLETED.

Timeline

Survey operations 06 jun thru 30 sep by M/V bgp prospector towing ten 8000 meter long cables in area bound…cancels · 2021-06-05
Survey operations 06 jun thru 30 sep by M/V bgp prospector towing ten 8000 meter long cables in area bound…replaced · 2021-06-05

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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.