General Information

Event name: NO-13-011
Country: NORWAY
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 408-869)
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: Norwegian Sea, North,
HAB Area code(s): NO-06
Additional location information: Skulgamsbukt (PSP 869 g STX/kg week 34, 652g STX/kg week 36), Mkland (PSP 408g STX/kg week 36, 409g STX/kg week 39).
Bloom event dates (yyyy/mm/dd): Start: 2013-08-05, End: 2013-10-21
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium spp. (400 cells/L)
Mkland week 33
Alexandrium spp. (240 cells/L)
Skulgamsbukt week 36
Alexandrium spp. (280 cells/L)
Skulgamsbukt week 34
Alexandrium spp. (280 cells/L)
Skulgamsbukt week 33
Alexandrium spp. (400 cells/L)
Kjempebakken week 32
Alexandrium spp. (640 cells/L)
Mkland week 34
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 Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mytilus edulis Saxitoxins 400g STX/kg Bioassay-Other
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 09:33 on 29 Aug 2014
Updated at 09:49 on 13 Jan 2015