Harmful Algal Information System: Event NO-09-023

General Information

Event name:	NO-09-023
Country:	NORWAY
Nature of the harmful event:	Seafood toxins
Event directly affected:	Shellfish
Toxicity detected:	Yes (Approximate range: PSP: 3512-477痢 STX/kg, DSP: 449-251痢/kg)
Associated syndrome:	DSP , 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, Mona Ring

Location:	Latitude: , Longitude:
General location information:	Barents Sea, HAB Area code(s): NO-01
Additional location information:	Hammarbukta (W31-35) and Kirby(W29-44).
Bloom event dates (yyyy/mm/dd):	Start: 2009-07-13, End: 2009-10-26
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Causative organism known:	Yes
Causative Species/Genus:	Dinophysis acuminata (28000 cells/L) Kirby, W29
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:	Harvesting was locally banned. The public was warned against picking toxic mussels.
Event-related bibliography:

Nutrient information:

Temperature Range During Event:

Max: °C, Min: °C

Salinity Range During Event:

Bloom location in the water column:

Growth:

Growth Comments

Additional Environmental information:

Species containing the toxin	Toxin type	Toxin details	Max. concentration	Assay type
Mytilus edulis	Saxitoxins	STX	3512痢 STX/kg	Bioassay-Mouse
mytilus edulis	Okadaic Acid	OA	449痢/kg	Bioassay-Mouse

Kit used:

Type of kit used:

Additional information:

Economic losses:

Management decision:

Harvesting was locally banned. The public was warned against picking toxic mussels.

Additional harmful effect information:

Created at 11:41 on 13 Feb 2015