General Information

Event name: NO-16-005
Country: NORWAY
Nature of the harmful event:
High Phyto concentration , Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 26949-240 µg STX/kg)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Mytilus edulis
Report the outcome of a monitoring programme: Yes (Norwegian Food Safety Autority monitoring program)
Event occurred before in this location:
Individuals to contact: Kleiven, Mona Ring

Location & Date

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Location: Latitude: , Longitude:
General location information: Norwegian Sea, South, Mørksetsundet and Cap Clara
HAB Area code(s): NO-06
Additional location information: Mørksetsundet: 2608 µg STX/kg (w23) and Cap clara: 26949 µg STX/kg (w 18).
Bloom event dates (yyyy/mm/dd): Start: 2016-03-29, End: 2016-08-01
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium tamarense (800 cells/L)
Mørksetsundet w 13
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: Whole 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 26949 µg/kg Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information: Harvesting was locally banned. The public was warned against picking toxic mussels. No intoxications were reported.
Created at 10:10 on 12 Aug 2016
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