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Cancel HYDROLANT 3087/15 and this msg, survey completed

Eastern South Atlantic · Congo · HYDROLANT 2/16

issued: 2016-01-01 04:31Z
status: cancelled 2016-01-01 04:31Z (archive)
cancels: HYDROLANT 3087/15
authority: NAVAREA II 1/16 010419Z JAN 16.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN SOUTH ATLANTIC.
CONGO.
DNC 01.
CANCEL HYDROLANT 3087/15 AND THIS MSG, SURVEY COMPLETED.

Timeline

Seismic survey 141200Z dec until further notice by M/V polarcus alima towing ten 8000 meter long cables in…cancels · 2015-12-13
Seismic survey 141200Z dec until further notice by M/V polarcus alima towing ten 8000 meter long cables in…replaced · 2015-12-13

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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.