General Information

Event name: NO-14-008
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 , Gustad|

Location & Date

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Location: Latitude: , Longitude:
General location information: North Sea, North, Hordaland
HAB Area code(s): NO-06
Additional location information: Busta,Bremanger: Week 20:D.acuminata (2080 cells/L), Bortheim, Sogn: Week 21: D. acuminata (1240 cells/L),week 22: D. acuminata (1280 cells/L)and Alexandrium sp. (200 cells/L), week 12: D. acuminata/Alexandrium sp.
Bloom event dates (yyyy/mm/dd): Start: 2014-05-12, End: 2014-06-09
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium sp. (200 cells/L)
Co-Ocurring Species/Genus: Dinophysis acuminata (2080 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 200 cells/L Not Available
mytilus edulis Okadaic Acid OA 2080cells/ 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 09:20 on 16 Oct 2014
Updated at 09:39 on 13 Jan 2015