General Information

Event name: IE-95-002
Country: IRELAND
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 150 g OA/ 100 g & 160 g OA/ 100 g)
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (The concentration of toxins measured in shellfish samples was less than measured in 1994.)
Individuals to contact: CLARKE, Dave

Location & Date

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Location: Latitude: , Longitude:
General location information: Killary Habour and Clew Bay and southwest., Southwestern coast.
HAB Area code(s): IE-04 IE-06
Additional location information: DSP toxins were detected in samples of shellfish from all the main shellfish growing areas in the southwest of the country as well as in Killary Habour and Clew Bay on the west coast (Figure 1, Complementary Information form)
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: June-September.


Causative organism known: Yes
Causative Species/Genus: Dinophysis spp. ( 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: 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
Hepatopancreas Okadaic Acid DTX2 160 Bioassay-Mouse
Hepatopancreas Okadaic Acid OA eq 150 Bioassay-Mouse
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: The growing areas from the southwest were closed from June-September.
Additional harmful effect information: The concentration of toxins measured in shellfish samples was less than measured in 1994.
Updated at 04:14 on 24 Apr 2018
Checked at 04:32 on 22 Apr 2013