General Information

Event name: ES-90-006
Country: SPAIN
Nature of the harmful event:
Water Discoloration
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: No
Individuals to contact: DELGADO, Maximino

Location & Date

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Location: Latitude: , Longitude:
General location information: Coasts of the Ebro Delta area., Catalonia, NE Spain.
HAB Area code(s): ES-21
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: August.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Thalassiothrix mediterranea (1,000,000 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: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
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: Collection of samples in all the Ebro Delta area to asess the effects on shellfish cultures.
Additional harmful effect information: Brown-coloured waters near the coast line, clogging the fishing nets. Economic losses in fishing.
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES