General Information

Event name: IS-17-004
Country: ICELAND
Nature of the harmful event:
Event directly affected:
Toxicity detected: Yes (Approximate range: PSP a week after the bloom)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector): Blue mussel
Report the outcome of a monitoring programme: No
Event occurred before in this location: Yes (In earlier years)
Individuals to contact: Gudfinnsson, Hafsteinn

Location & Date

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Location: Latitude: 65.034722, Longitude: -22.801944
General location information: Breidafjordur, Kidey, West Iceland
HAB Area code(s): IS-003
Additional location information: The site is a mussel farm
Bloom event dates (yyyy/mm/dd): Event Date:2017-07-10
Start: 2017-06-19, End: 2017-07-17
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium tamarense (2440 cells/L)
A.tamarense 1880 c/L
Alexandrium ostenfeldii (560 cells/L)
Co-Ocurring Species/Genus: Dinophysis spp. (320 cells/L)
Mainly D. acuminata 200 c/L
Chlorophyll concentration, if known: µg/l
Additional bloom information: Mixture of diatoms and dinoflagellates
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
Alexandrium spp LC
Kit used: Type of kit used:
Additional information: Toxin measured a week after the highest cell numbers
Economic losses: Closure of blue mussel farm
Management decision:
Additional harmful effect information:
Created at 05:09 on 18 Feb 2019
Updated at 06:21 on 3 Apr 2019