General Information

Event name: GB-15-007
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: >160 g/kg)
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Food Standards Agency Shellfish Hygiene Monitoring Programme)
Event occurred before in this location:
Individuals to contact: Davidson, Keith

Location & Date

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Location: Latitude: , Longitude:
General location information: West Coast Scotland, South, West, North, Western Isles
HAB Area code(s): GB-15 GB-16 GB-17 GB-18 GB-19
Additional location information: This event stretched from southwest to north west Scotland. Initially comprised of Dinophysis acuminata but D. acuta also present. Most effected sites opened in October 2015 or before but one (Loch Fyne) remained closed until the end of the year.
Bloom event dates (yyyy/mm/dd): Event Date:2015-06-09
Start: 2015-06-09, End: 2015-12-15
Quarantine levels dates (yyyy/mm/dd): First detection: 2015-06-09, End: 2015-12-15
Additional date-related information: Most sites were opened by the end of October


Causative organism known: Yes
Causative Species/Genus: Dinophysis spp. (16960 cells/L)
Loch Torridon (GB 19)
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 1214 g/KG LC-MS
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: Shellfish closure
Additional harmful effect information:
Created at 05:21 on 17 Apr 2016