General Information

Event name: NO-14-044
Country: NORWAY
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: No
Associated syndrome:
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

Location & Date

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Location: Latitude: , Longitude:
General location information: Skagerrak, Flekkerřy, Kristiansand
HAB Area code(s): NO-11
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 2014-10-13, End: 2014-11-10
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: Location closed in week 46


Causative organism known: Yes
Causative Species/Genus: Dinophysis acuta (200 cells/L)
Week 42
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 Okadaic Acid OA 200 µg/kg Other
Kit used: 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.
Created at 02:18 on 24 Nov 2014
Updated at 09:05 on 13 Jan 2015