General Information

Event name: ES-00-014
Country: SPAIN
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: < 37 - 488 µg STXeq / 100 g. Meat.)
Associated syndrome: PSP
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: No
Individuals to contact: MANEIRO, Juan , PAZOS, Yolanda , MOROÑO, Ángeles

Location & Date

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Location: Latitude: 43.167667, Longitude: -9.335000
General location information: Ría de Camariñas., Galicia, NW Spain.
HAB Area code(s): ES-06
Additional location information: 43º 10. 06' - 43º 10.09' N ; 09º 20.10' - 09º 20.15' W. The affected area is dedicated to explotation of molluscs in natural banks.
Bloom event dates (yyyy/mm/dd): Start: 2000-07-31, End: 2000-09-25
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium spp. (10,440 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 1.8 µg/L Chlª. µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: Cloudy. Turbidity (NTU): Wind direction:
Stratified water: No Oxygen content (nL/L): 4.3 mL/L Wind velocity: 50
Temperature (°C): 20.8 (0m) Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
Nutrient information: AMONIUM: 2.38 µmol/L
NITRATE: O.75 µmol/L
NITRITE: 0.09 µmol/L
PHOSPHATE: 0.50 µmol/L
SILICATE: 4.5 µmol/L
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
In situ
Growth Comments
Additional Environmental information: GD station of Ría de Camariñas in 31/7/00. Wind velocity: 50 m/s. Wind direction: variable.

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Infaunal shellfish Saxitoxins STX eq 488 meat Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses: Not evaluated.
Management decision: Harvesting was closed in culture areas when .PSP toxins concentrations was over 80 µg STX eq /100 g wet weight.
Additional harmful effect information: PSP AOAC Official Method, 1995. Irrelevant effects, because the closures caused by this event were brief (two weeks maximum).