General Information

Event name: GB-00-016
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 828 g STXeq / 100 g)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (FRS Marine Laboratory Aberdeen Shellfish Hygiene monitoring programme.)
Event occurred before in this location: No
Individuals to contact: BRESNAN, Eileen

Location & Date

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Location: Latitude: , Longitude:
General location information: North West coast, West Scotland.
HAB Area code(s): GB-19
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2000-05-24, End: 2000-07-17
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: No
Causative Species/Genus:
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: No phytoplankton samples were taken from the site where this toxicity event occurred. The maximum number of 280 Alexandrium cells/L was recorded at a different site in this region during this time.
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
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
Chlamys opercularis Saxitoxins STX eq 828g/100g Bioassay-Mouse
Kit used: Type of kit used:
Additional information: 828 g/100g (Result of whole animal analysis) 9 samples from 1 site in this region had toxin levels greater than 80 ug/100g during this period.
Economic losses:
Management decision:
Additional harmful effect information:
Updated at 05:20 on 11 Apr 2018