General Information

Event name: NO-87-005
Country: NORWAY
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (PSP is recorded along the Norwegian coast.)
Individuals to contact: DAHL, Einar

Location & Date

Location: Latitude: , Longitude:
General location information: , SOUTHERN AND WESTERN COAST.
HAB Area code(s):
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: May-July.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Protogonyaulax sp. ( cells/L)
Protogonyaulax / Alexandrium sp.
Alexandrium sp. ( cells/L)
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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth:
In situ
Growth Comments In situ growth may be most important at most locations, however, the alga seems also, to a certain extent, to be distributed with the Norwegian Coastal Current.
Additional Environmental information: No data.

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mussels Saxitoxins Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: Mussels harvesting was banned.
Additional harmful effect information: PSP was recorded along the south and west coast.
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES