General Information

Event name: ITA-07-003
Country: ITALY
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 921 microgram STX diHCl eq per kg p.e.)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location:
Individuals to contact: ZINGONE, Adriana , GIACOBBE, Maria Grazia

Location & Date

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Location: Latitude: 37.061667, Longitude: 14.740000
General location information: Siracuse Bay, Ionian Sea
HAB Area code(s): ITA-008
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: No
Causative Species/Genus: Alexandrium minutum Halim 1960 ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Milandri, A., Cangini, M., Costa, A., Giacobbe, M. G., Poletti, R., Pompei, M., Riccardi, E., Rubini, S., Virgilio, S. & Pigozzi, S. 2008. Caratterizzazione delle tossine PSP (Paralytic shellfish poisoning) in mitili raccolti in differenti aree marine Italiane. Biol. Mar. Med. 15:38-41.

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:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mytilus galloprovincialis Saxitoxins GTX1 1.55 μmol/kg p. LC-FD
Saxitoxins STX 0,12 μmol LC-FD
Kit used: No Type of kit used:
Additional information: biological assay also positive
Economic losses: unknown
Management decision: Shellfish harvesting halted
Additional harmful effect information:
Created at 11:15 on 17 Dec 2019
Updated at 11:18 on 17 Dec 2019