General Information

Event name: IE-01-049
Country: IRELAND
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 0.78 g AZP/g wf & 0.69 g OA/g wf)
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Irish National Marine Biotoxin Programme.)
Event occurred before in this location: Yes
Individuals to contact: CLARKE, Dave

Location & Date

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Location: Latitude: 54.631944, Longitude: -8.175278
General location information: Mountcharles., Donegal, North West.
HAB Area code(s): IE-08
Additional location information: ICES Fishing Area: VI a
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: Feb - August.


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: No 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 Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mytilus edulis Okadaic Acid OA eq 0.69 g/g WF LC-MS
Mytilus edulis Azaspiracids AZA1 eq 0.78 g/g wf LC-MS
Kit used: Type of kit used:
Additional information: Positive Animal Bioassay via Yasumoto 1978 & 1984. Chemical Analysis via LC-MS
Economic losses:
Management decision: Site closed for the harvesting of M.edulis during periods where toxicity was detected greater than recommended threshold levels.
Additional harmful effect information:
Updated at 12:29 on 30 Aug 2019
Checked at 04:31 on 22 Apr 2013