Harmful Algal Information System: Event ES-01-001

General Information

Event name:	ES-01-001
Country:	SPAIN
Nature of the harmful event:	Water Discoloration , High Phyto concentration
Event directly affected:
Toxicity detected:	Yes
Associated syndrome:	PSP
Unexplained toxicity:	No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	Yes (Pla de Vigilancia de fitoplancton toxic i nociu a la Costa Catalana.)
Event occurred before in this location:	Yes (Since 1996, in other harbours.)
Individuals to contact:	VILA, Magda

Location:	Latitude: 41.108333, Longitude: 1.251667
General location information:	Tarragona harbour., Catalonia, NE Spain. HAB Area code(s): ES-21
Additional location information:	Bloom confined in a a harbour. Not bloom concentrations were detected outside.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	Detection of quarentine levels: 28/05/01-20/05/01. Low cell detection was detected on 10/06/01. Max. cell conc. (8000000 cells/L) occured on 10/06/01. The bloom finished on 17/08/01. This species was detected in concentrations around 10000 cells/L in Olímpic, Vilanova and Ampolla harbour. In general this species was observed in the area during the summer. But in Ampolla harbour, a small bloom was detected in 31/10/01.

Causative organism known:	Yes
Causative Species/Genus:	Alexandrium catenella (8,000,000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	21 µg/L Chlª. µg/l
Additional bloom information:
Event-related bibliography:	Vila M, Garcés E, Masó M, Camp J (2001) Is the distribution of the toxic dinoflagellate Alexandrium catenella expanding along the NW Mediterranean coast? Mar Ecol Prog Ser , 222, 73-83. Vila M, Delgado M, Camp J (2001) First detection of widespread toxic events caused by Alexandrium catenella in the Mediterranean Sea. In: Hallegraeff GM, Blackburn SI, Bolch CJ i Lewis RJ (ed) Harmful Algal Blooms 2000. Proc. 9th Int. Conf. Harmful Algal Blooms. IOC, Paris, p 8-11.