General Information

Event name: GB-06-001
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 100 - 400 STX eq/100g)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Food Standards Agency, Scotland Biotoxin Monitoring Programme)
Event occurred before in this location: Yes (See reports from previous years for this region)
Individuals to contact: MURRAY, LORNA , Davidson, Keith

Location & Date

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Location: Latitude: 60.378611, Longitude: -1.370556
General location information: Shetland, Shetland Islands
HAB Area code(s): GB-21
Additional location information: PSP also detected in shellfish from Cribba sound (6019.08N 00126.45W), Ronas Voe (6030.42N 00123.56W) and Brindister Voe (6014.16N 00112.32W).
Bloom event dates (yyyy/mm/dd): Event Date:2006/08/21
Quarantine levels dates (yyyy/mm/dd): First detection: 2006/08/21, End: 2006/09/25
Additional date-related information: Maximum PSP detected on 2006/09/11 (413 g STX eq/ 100g)


Causative organism known: Yes
Causative Species/Genus: Alexandrium spp. ( 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 Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mytilus edulis Saxitoxins 413 g STX eq/100g LC
Kit used: Type of kit used:
Additional information: HPLC method used
Economic losses:
Management decision:
Additional harmful effect information: