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General Information

Event name: ES-91-002
Country: SPAIN
Nature of the harmful event:
 High Phyto concentration
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 (In 1980 up to 8,000 cells/ml. In 1986 until 1,700 cells/ml.)
Individuals to contact: BRAVO, Isabel

Location & Date

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Location: Latitude: , Longitude:
General location information: Rías Bajas Gallegas., Galicia, NW Spain.
HAB Area code(s): ES-07 ES-08
Additional location information: Vigo, Pontevedra, Arosa and Muros.
Bloom event dates (yyyy/mm/dd): Event Date:1991-09-23
Start: 1991-09-23,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Heterosigma carterae (759,000 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: Yes 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: 20 °C, Min: 19 °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
In situ
Growth Comments Probably in situ growth was the most important factor.
Additional Environmental information: Stratification in water column (17º C at 7 m).

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information: No effects detected.
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES