General Information

Event name: NL-12-002
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 50-1038 g AZA1-eq/kg)
Associated syndrome: AZP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Mussels from import Ireland
Report the outcome of a monitoring programme: No
Event occurred before in this location: No
Individuals to contact: POELMAN, Marnix

Location & Date

[View larger map]
Location: Latitude: 51.475000, Longitude: 4.101667
General location information: Yerseke Bank, Oosterscheldt
HAB Area code(s): NL-03
Additional location information: Mussels from import Ireland. Placed in the Dutch waters on specific storage site.After sales 100 elder people got affected in an eldrerly home in Belgium.
Bloom event dates (yyyy/mm/dd): Event Date:2012-10-25
Quarantine levels dates (yyyy/mm/dd): First detection: 2012-03-27,
Additional date-related information: There was no record of a bloom.


Causative organism known: No
Causative Species/Genus:
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:
Nutrient information:
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:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mussels Azaspiracids AZA1 eq 1038 g AZA1-eq/kg LC-MS
Kit used: Type of kit used:
Additional information:
Economic losses: 100 elderly people got ill. After math effects on economoc results of company.
Management decision: Recall and closure of specific area.
Additional harmful effect information:
Created at 11:03 on 22 Mar 2017
Updated at 01:54 on 22 Feb 2018