General Information

Event name: FR-90-026
Country: FRANCE
Nature of the harmful event:
Water Discoloration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (1989.)
Individuals to contact: ZEITOUN, Corinne

Location & Date

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Location: Latitude: , Longitude:
General location information: Berre-Vaine Lake., Western Mediterranean Sea.
HAB Area code(s): FR-13
Additional location information: Area 7.
Bloom event dates (yyyy/mm/dd): Start: 1990-05-12, End: 1990-05-14
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Prorocentrum micans ( 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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): 23 Oxygen saturation %: Current Direction:
Sechhi disk (m): 1.2 Salinity: 19 Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
In situ
Growth Comments Probably
Additional Environmental information: Dissolved oxygen: 6,7 mg/L

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: Continued surveillance
Additional harmful effect information: Red-brown water discoloration
Updated at 12:17 on 3 Dec 2019