3639/2026
Sediment sampling survey in Gironde Estuary (Rochebonne), 22 Oct 06:00-16:00 UTC
No longer in forceReceived 21 Oct 2026, 07:42 UTCArchived 22 Oct 2026, 17:06 UTC
Warning text
Positions open on the mapLang
Area: ROCHEBONNE
Locality: Gironde Estuary
Valid from 22 Oct 2026 06:00 UTC to 22 Oct 2026 16:00 UTC
SCIENTIFIC_SURVEY
Sediment sampling carried out from the nautical mean COEUR D’ESTUAIRE
slow down and navigate with caution
VHF watch 12
area defined by :
45-05.89N 000-40.71W
45-06.01N 000-40.48W
45-04.60N 000-38.95W
45-04.51N 000-39.23W
area defined by :
45-14.82N 000-44.71W
45-13.49N 000-44.54W
45-13.52N 000-44.16W
45-14.89N 000-44.29W
Location map
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No longer in forceScientific sediment sampling will be carried out in two defined areas of the Gironde Estuary (Rochebonne) on 22 Oct 2026. Operations by the vessel COEUR D’ESTUAIRE will be underway between 06:00 and 16:00 UTC. Mariners requested to slow down, navigate with caution and keep a VHF watch on channel 12. Two separate working zones are given by coordinates.
Slow down and navigate with caution; keep a VHF watch on channel 12.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Gironde Estuary (Rochebonne)
- Validity
- From 22 Oct 2026, 06:00 UTC
Until 22 Oct 2026, 16:00 UTCValid from 22 Oct 2026 06:00 UTC to 22 Oct 2026 16:00 UTC - Activity periods
- 22 Oct 2026, 06:00 UTC - 22 Oct 2026, 16:00 UTC (scientific survey / sediment sampling)
- Hazards
- scientific survey, sediment sampling, working vessel
Contacts
- VHF 12 · watch on channel 12
Vessels involved
- COEUR D’ESTUAIRE · survey vessel
Coast stations for this area
- RCCMRCC EtelFranceMMSI 002275000186 NM from the area
- RCCMRCC BilbaoSpain234 NM from the area
- RCCMRCC GijonSpain234 NM from the area
- DSCDSC Station HourtinMRCC EtelFranceMMSI 002275000VHF 23range 23 NM21 NM from the area
- DSCDSC Station SoulacMRCC EtelFranceMMSI 002275000VHF 24range 24 NM32 NM from the area
- DSCDSC Station Cap FerretMRCC EtelFranceMMSI 002275000VHF 22range 22 NM37 NM from the area
- DSCDSC Station ChassironMRCC EtelFranceMMSI 002275000VHF 22range 22 NM65 NM from the area
- DSCDSC Station ContisMRCC EtelFranceMMSI 002275000VHF 23range 23 NM82 NM from the area
Worked out automatically from the warning text on 21 Oct 2026, 08:07 UTC. It can be wrong: the official warning text is the authority.