General Information

Event name: NO-14-005
Country: NORWAY
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 1279-422)
Associated syndrome: PSP
Unexplained toxicity:
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 , Gustad|

Location & Date

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Location: Latitude: , Longitude:
General location information: Skarerak, Ytre Østfold-Vest Agder
HAB Area code(s): NO-11
Additional location information: Flødevigen,Arendal week14:PSP(1279µg STX/kg).Finnøysundet,Risør week15:PSP(1102µg STX/kg),ASP(20971µg kg).Vallø,Tønsberg week17:PSP(422µg STX/kg).Utgårdskilen,Hvaler week15: D.acuminata.Saltneven,Kragerø week14-20:PSP. Flekkerøy,Kr.s.week 14-15
Bloom event dates (yyyy/mm/dd): Start: 2014-03-31, End: 2014-05-19
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: No
Causative Species/Genus:
Co-Ocurring Species/Genus: Dinophysis acuminata (2120 cells/L)
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 STX eq 1279µg STX/kg Not Available
Kit used: Type of kit used:
Additional information:
Economic losses: Mussel plants were banned from harvesting.
Management decision: Harvesting was stopped and the public was warned
Additional harmful effect information:
Created at 08:40 on 16 Oct 2014
Updated at 09:41 on 13 Jan 2015