General Information

Event name: GB-12-008
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: 56.366944, Longitude: -2.116667
General location information: Forth Eastuary, Dornoch Firth, East Coast, Scotland
HAB Area code(s): GB-22 GB-23
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2012-05-21, End: 2012-08-20
Quarantine levels dates (yyyy/mm/dd): First detection: 2012-04-11, End: 2012-08-21
Additional date-related information: Phyto data from Dornoch Firth only. Max Dinophysis numbers = 1100 cells/L on 16th Jul


Causative organism known: No
Causative Species/Genus: Dinophysis spp. (1100 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: Phyto data from Dornoch Firth only. Max Dinophysis numbers = 1100 cells/L on 16th Jul
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 338 g OA eq/ KG LC-MS
Spisula solida Okadaic Acid OA eq 256 g OA LC-MS
Ensis arcuatis Okadaic Acid OA eq 231 g OA LC-MS
Kit used: Type of kit used:
Additional information: M. edulis from Dornoch Firth, S. solida from Anstruther, E. arcuatis from Largo Bay. All units the same.
Economic losses:
Management decision:
Additional harmful effect information:
Created at 07:21 on 3 Apr 2013