General Information

Event name: SE-07-002
Country: SWEDEN
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: DST in Mytilus edulis 0-450 µg/kg)
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
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: Yes
Individuals to contact: KARLSON, Bengt , PERSSON, Malin

Location & Date

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Location: Latitude: , Longitude:
General location information: Swedsih Skagerrak coast,
HAB Area code(s): SE-08
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2007-07-23
Start: 2007-07-30, End: 2007-08-13
Quarantine levels dates (yyyy/mm/dd): First detection: 2007-07-23, End: 2007-08-13
Additional date-related information: Dates are approximate

Microalgae

Causative organism known: Yes
Causative Species/Genus: Dinophysis 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:
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 450 µg/kg LC
Kit used: No Type of kit used:
Additional information: Mouse bioassays were also carried out.
Economic losses:
Management decision: Closures of affected harvesting areas.
Additional harmful effect information:
Created at 09:45 on 18 Oct 2018
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES