General Information

Event name: FR-20-006
Country: FRANCE
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: No
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (REPHY)
Event occurred before in this location:
Individuals to contact: Coastal Lab Concarneau , LEMOINE Maud REPHY

Location & Date

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Location: Latitude: , Longitude:
General location information: West Brittany / Brest, Iroise and Douarnenez,
HAB Area code(s): FR-06
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2020-05-25, End: 2020-06-14
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Dinophysis acuminata (11800 cells/L)
1500 Cells/L whan event started
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 2,5 µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): 4,8 Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): 15 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 34,5 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Donax trunculus Okadaic Acid 9900 µg/kg LC-MS
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: Shellfish harvesting area closure
Additional harmful effect information:
Created at 01:49 on 23 Apr 2021
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES