General Information

Event name: FR-92-016
Country: FRANCE
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (Etel: 1986 (1,600 cell/L), 1988 (3,900), 1990 (1,300). Laita in 1986. Lorient: 1985 (300), 1986 (4 900), 1989 (1900).)
Individuals to contact:

Location & Date

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Location: Latitude: , Longitude:
General location information: La´ta river, Lorient roads and Etel river., SOUTHERN BRITTANY.
HAB Area code(s): FR-07
Additional location information: Area 4.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: June - July.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Dinophysis spp. (2,000 cells/L)
Lorient.
Dinophysis spp. (1,800 cells/L)
Etel.
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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth: Advected
In situ
Growth Comments Probably both.
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information: DSP toxicity above safety levels.
Economic losses:
Management decision: Ban of shellfish marketing from June 18 to July 24 (Laita and Lorient), from June 25 to July 17 (Etel).
Additional harmful effect information:
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES