General Information

Event name: IE-23-002
Country: IRELAND
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: up to Max 1,193 µgSTXdiHCleq/kg)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (National Monitoring Programme)
Event occurred before in this location: Yes (near annual occurrence)
Individuals to contact: CLARKE, Dave

Location & Date

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Location: Latitude: , Longitude:
General location information: Castlemaine Harbour, Southwest
HAB Area code(s): IE-04
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2023-08-28
Start: 2023-08-21, End: 2023-09-25
Quarantine levels dates (yyyy/mm/dd): First detection: 2023-08-28, End: 2023-09-25
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium minutum (32,450 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: 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:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Crassostrea gigas Saxitoxins STX eq 1193 µgSTXdiHCleq/kg LC-FD
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 08:59 on 11 Apr 2024
Updated at 09:25 on 11 Apr 2024
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES