General Information

Event name: FR-09-030
Country: FRANCE
Nature of the harmful event:
High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
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 Dinard

Location & Date

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Location: Latitude: , Longitude:
General location information: FR-04 - 022 - Arguenon - estuaire et large,
HAB Area code(s): FR-04
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2009-03-16, End: 2009-06-22
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Thalassiosira spp. (1303752 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 6.1 µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): 3.1 Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity:
Nutrient information: AMONIUM: 0.2
PHOSPHATE: 0.4
SILICATE: 9.3
NITRATE + NITRITE: 12.3
Temperature Range During Event: Max: 16.7 °C, Min: 7.9 °C
Salinity Range During Event: Max: 35.1, Min: 34.6
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
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES