General Information

Event name: GB-12-011
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: > 160g OA eq/KG)
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Food Standards Agency Scotland Shellfish Hygiene Monitoring Programme)
Event occurred before in this location:
Individuals to contact: BRESNAN, Eileen , Davidson, Keith

Location & Date

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Location: Latitude: 58.188056, Longitude: -6.866944
General location information: Loch Roag, Western Isles, Scotland
HAB Area code(s): GB-18
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2012-05-30, End: 2012-08-20
Quarantine levels dates (yyyy/mm/dd): First detection: 2012-06-13, End: 2012-08-19
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Dinophysis spp. (940 cells/L)
sample taken 6th June 2012
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 Okadaic Acid OA eq 333g OA eq/KG LC-MS
Kit used: Type of kit used:
Additional information: Note different toxin units used compared with historic data.
Economic losses:
Management decision:
Additional harmful effect information:
Created at 07:06 on 4 Apr 2013