General Information

Event name: IS-16-005
Country: ICELAND
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: DSP -380 µg/kg blue mussel)
Associated syndrome: DSP , PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Blue mussel
Report the outcome of a monitoring programme: Yes (Monitoring of harmful alge in Iceland)
Event occurred before in this location: Yes (several times)
Individuals to contact: Gudfinnsson, Hafsteinn

Location & Date

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Location: Latitude: 65.683056, Longitude: -21.550000
General location information: Steingrimsfjordur, North Iceland
HAB Area code(s): IS-005
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2016-08-31
Start: 2016-07-10, End: 2016-10-18
Quarantine levels dates (yyyy/mm/dd): End: 2016-11-06
Additional date-related information:

Microalgae

Causative organism known: No
Causative Species/Genus: Dinophysis norvegica (2020 cells/L)
Dinophysis spp. (4460 cells/L)
Total
Dinophysis acuminata (2300 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: Mainly Dinoflagellates but some Diatoms too.
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:
Subsurface
Growth:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Dinophysis spp Okadaic Acid 380 µg/lg LC-MS
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: Closure of harvesting area
Additional harmful effect information:
Created at 11:55 on 6 Mar 2019
Updated at 10:33 on 3 Apr 2019
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES