| Event name: | NO-11-002 | |
| Country: | NORWAY | |
|
Nature of the harmful event: |
Seafood toxins | |
|
Event directly affected: |
Shellfish | |
| Toxicity detected: | Yes (Approximate range: 3154-68µg/kg) | |
| Associated syndrome: | DSP | |
| 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: |
Skagerrak, HAB Area code(s): NO-12 |
|
| Additional location information: | Høkeliholmen, Hvaler(29-49), Sandøy, Hvaler (34-49), Asker (34-35), Moss (34-39), Tønsberg (38-47),Larvik(29-50), Kragerø(28-32), Risør(23-50), Flødevigen,Arendal (25-31) | |
| Bloom event dates (yyyy/mm/dd): | Start: 2011-06-06, End: 2011-12-26 | |
| Quarantine levels dates (yyyy/mm/dd): | ||
| Additional date-related information: | ||
| Causative organism known: | Yes | |
| Causative Species/Genus: |
Alexandrium pseudogonyaulax
(24000 cells/L)
Høkliholmen, W32 Alexandrium tamarense (180 cells/L) Flødevigen, W30 |
|
| Co-Ocurring Species/Genus: |
Dinophysis acuta
(1040 cells/L)
Moss, W37 |
|
| Chlorophyll concentration, if known: | µg/l | |
| Additional bloom information: | ||
| Event-related bibliography: | ||
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| Nutrient information: | ||||||||||||||||||||||||||
| Temperature Range During Event: | Max: °C, Min: °C | |||||||||||||||||||||||||
| Salinity Range During Event: | ||||||||||||||||||||||||||
| Bloom location in the water column: |
Surface |
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| Growth: | ||||||||||||||||||||||||||
| Growth Comments | Sampling aprox 0-3 meters | |||||||||||||||||||||||||
| Additional Environmental information: | ||||||||||||||||||||||||||
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| Kit used: | Type of kit used: | |||||||||||
| Additional information: | Mouse bioassay. Mortality: Høkliholmen, W39/41/43/47/49: 4mouse/4 mouse/3 mouse/2mouse/2 mouse | |||||||||||
| Economic losses: | ||||||||||||
| Management decision: | Harvesting was locally banned. The public was warned against picking toxic mussels. | |||||||||||
| Additional harmful effect information: | ||||||||||||
