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General Information

Event name: ES-01-007
Country: SPAIN
Nature of the harmful event:
 Water Discoloration , High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: Yes (MICROTOX.)
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (1. STRATEGY EVK3-2001-00046. New strategy of monitoring and management of HABs in the Mediterranean)
Event occurred before in this location: Yes (Since 1995.)
Individuals to contact: GARCÉS, Esther

Location & Date

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Location: Latitude: 41.833333, Longitude: 3.150000
General location information: La Fosca., Catalonia, NE Spain.
HAB Area code(s): ES-23
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2001-07-26, End: 2001-08-07
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: Start 15 May, end 10 September in La Fosca. At the same time blooms also occurred at Sant Pol (max. conc.: 127,400 cells/L) ans Pals (max. conc.: 3,678,532 cells/L).

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium taylorii (4,668,906 cells/L)
Co-Ocurring Species/Genus: Gymnodinium sp. (1,220,196 cells/L)
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Vila, M., Camp, J., Garcés, E., Masó, M. and Delgado, M. (2001) High resolution spatio-temporal detection of HABs in confined waters of the NW Mediterranean. Journal of Plankton Research, 23: 497-514 Garces, E., Maso, M. and Camp, J. (1999) A recurrent and localized dinoflagellate bloom in Mediterranean beach. Journal of Plankton Research 21: 2373-2391 Garcés, E., Delgado, M., Maso, M., Camp, J. (1998) Life history and in situ growth rates of Alexandrium taylori (Dinophyceae, Pyrrophyta). Journal of Phycology 34: 880-887. Delgado, M., Garcés, E., Vila,M. and Camp,J. (1997) Morphological variability in three populations of the dinoflagellate Alexandrium taylori. Journal of Plankton Research 19, 749-757.

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: 27 °C, Min: 20 °C
Salinity Range During Event: Max: 38, Min: 37
Bloom location in the water column:
Subsurface
Growth:
In situ
Growth Comments
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:
Economic losses:
Management decision:
Additional harmful effect information: Affected sites are turist areas.