194/2025

Underwater measuring instruments deployed off Le Portel, Pas de Calais

ActiveReceived 07 Oct 2025, 09:04 UTC

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Area: PAS DE CALAIS Locality: LE PORTEL SCIENTIFIC_BUOY_APPARATUS PAS DE CALAIS - LE PORTEL CANCEL AND REPLACE AVURNAV 1422/25 MARINERS ARE INFORMED THAT AS PART OF AN IFREMER MEASUREMENT CAMPAIGN AND IN ACCORDANCE WITH AOT N°62-62667-0058, UNDERWATER MEASURING INSTRUMENTS HAVE BEEN ESTABLISHED IN POSITION 50-43,27N - 001°33,43E 50-43,27N 001-33,40E NAVIGATE WITH CAUTION

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IFREMER has deployed underwater measuring instruments off Le Portel in the Pas de Calais. Two positions are given for the instruments. Mariners are advised to navigate with caution. This message cancels and replaces AVURNAV 1422/25.

Type: Survey operations · severity moderate
Feed: Survey operationsAll warnings of this kind on the map, or as an API feed.
Location: Pas de Calais, off Le Portel
Hazards: sub-surface measuring instruments, scientific buoy/apparatus
Cancels: AVURNAV 1422/25

Worked out automatically from the warning text on 10 Oct 2026, 09:29 UTC. It can be wrong: the official warning text is the authority.

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