General Information

Event name: SE-20-001
Country: SWEDEN
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 1000 µg/kg mussel meat)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Alexandrium spp
Report the outcome of a monitoring programme: Yes (Swedish national monitoring of biotoxins in bivalves and of biotoxin producing algae)
Event occurred before in this location: No
Individuals to contact: PERSSON, Malin , KARLSON, Bengt

Location & Date

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Location: Latitude: 58.765833, Longitude: 11.163333
General location information: Lindöfjorden, Skagerrak
HAB Area code(s): SE-08
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2020-04-13
Quarantine levels dates (yyyy/mm/dd): First detection: 2020-04-13, End: 2020-04-19
Additional date-related information: production area closed 2020-04-08 -2020-04-29

Microalgae

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): 6 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:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Crassostrea gigas Saxitoxins 1000 µg/kg LC-MS
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 03:33 on 9 Feb 2021
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES