General Information

Event name: FR-04-022
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 (SRN)
Event occurred before in this location:
Individuals to contact: Coastal Lab Boulogne sur mer

Location & Date

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Location: Latitude: , Longitude:
General location information: FR-03 -,
HAB Area code(s): FR-03
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2004/04/19, End: 2004/08/22
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Chaetoceros spp. (12691000 cells/L)
Euglena spp. (81481000 cells/L)
Guinardia delicatula (3270000 cells/L)
Gymnodinium spp. (8290000 cells/L)
Katodinium spp. (1270000 cells/L)
Lepidodinium spp. (4753000 cells/L)
Leptocylindrus spp. (15913000 cells/L)
Phaeocystis spp. (3733000 cells/L)
Prymnesium spp. (11783000 cells/L)
Skeletonema costatum (15510000 cells/L)
Tetraselmis spp. (21245000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

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