General Information

Event name: ES-99-019
Country: SPAIN
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes
Associated syndrome: ASP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Monitoring programme of the Centro de Control da Calidade do Medio Mariño.)
Event occurred before in this location: Yes (See our HAB previous reports.)
Individuals to contact: MANEIRO, Juan , PAZOS, Yolanda , MOROÑO, Ángeles

Location & Date

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Location: Latitude: , Longitude:
General location information: Rías of Pontevedra and Muros., Galicia, NW Spain.
HAB Area code(s): ES-07 ES-08
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: On mid-Deccember.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Pseudo-nitzschia australis Frenguelli 1939 (133,980 cells/L)
Maximum cells concentrations of 133,980 in the middle part of the Ría de Pontevedra.
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: 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
Growth Comments Probably advected population
Additional Environmental information: No available data at the moment.

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: Harvesting was closed in culture areas when domoic acid concentration was more than 20 ppm. Since March 97 an autonomous legislation exists which regulates the closure leve of this phytotoxin in Galician Shellfish.
Additional harmful effect information: ASP mussels and scallops toxicity.
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES