298/2026

Acoustic measurements in Anse du Fret, Rade de Brest (week 42)

No longer in forceReceived 08 Oct 2026, 13:59 UTCArchived 12 Oct 2026, 14:25 UTC

Warning text

Lang

Area: RADE DE BREST Locality: ANSE DU FRET SEA_TRIALS During week 42 (from Monday 12 October 2026 to Friday 16 October 2026), planned activities on the Acoustic, Electric and Magnetic bases of Lanvéoc are: Zodiacs CMT CEPHEE: Tuesday 13 October 2026: Acoustic measurements on the Grande Profondeur base from 10h00 to 12h00.

Analysis

No longer in force

Planned acoustic measurement activities from Lanvéoc bases in Rade de Brest, specifically Anse du Fret. Activities are scheduled during week 42, with Zodiacs (CMT CEPHEE) conducting acoustic measurements on Tuesday 13 October 2026 from 10:00 to 12:00 UTC. Mariners should expect small survey craft in the area during the stated period.

Navigate with caution and keep a sharp lookout for small survey craft; pass at safe distance and maintain VHF watch.

Type: Survey operations · severity moderate
Feed: Survey operationsAll warnings of this kind on the map, or as an API feed.
Location: Rade de Brest, Anse du Fret (bases de Lanvéoc)
Validity: From 13 Oct 2026, 10:00 UTC
Until 13 Oct 2026, 12:00 UTCdu lundi 12 octobre 2026 au vendredi 16 octobre 2026; Mardi 13 octobre 2026 : Mesures Acoustiques ... de 10h00 à 12h00.
Activity periods: 13 Oct 2026, 10:00 UTC - 13 Oct 2026, 12:00 UTC (Acoustic measurements by Zodiacs CMT CEPHEE on Grande Profondeur base)
Hazards: acoustic measurements, small survey boats (Zodiacs)

Vessels involved

CMT CEPHEE · survey vessel (Zodiacs)

Worked out automatically from the warning text on 09 Oct 2026, 14:17 UTC. It can be wrong: the official warning text is the authority.

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