General Information

Event name: GB-20-006
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: >20 mg/KG)
Associated syndrome: ASP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Food Standards Scotland Biotoxin monitoring programme)
Event occurred before in this location:
Individuals to contact: BRESNAN, Eileen , Davidson, Keith

Location & Date

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Location: Latitude: , Longitude:
General location information: Isle of Barra, Scotland
HAB Area code(s): GB-18
Additional location information: Traigh mhor
Bloom event dates (yyyy/mm/dd): Event Date:2020-06-09
Quarantine levels dates (yyyy/mm/dd): First detection: 2020-06-09, End: 2020-06-09
Additional date-related information:


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:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mytilus edulis Domoic Acid DA eq 20.3 mg/KG LC
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information: PST levels > than 800 ug STX eq/KG were detected 2 weeks earlier so no monitoring for DA two weeks prior.
Created at 04:07 on 16 Apr 2021
Updated at 04:48 on 16 Apr 2021