General Information

Event name: SE-87-001
Country: SWEDEN
Nature of the harmful event:
Water Discoloration
Event directly affected:
Toxicity detected: No
Associated syndrome: OTHER
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (Blooms nearly every autumn, but not with such high cell concentrations and not so widespread.)
Individuals to contact: EDLER, Lars , LINDAHL, Odd

Location & Date

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Location: Latitude: , Longitude:
General location information: From Norwegian border to South of Kattegat.,
HAB Area code(s): SE-07 SE-08
Additional location information: From the Norwegian border to the south part of Kattegat.
Bloom event dates (yyyy/mm/dd): Start: 1987-09-01, End: 1987-09-09
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Ceratium lineatum ( cells/L)
Ceratium fusus ( cells/L)
Ceratium furca (750,000 cells/L)
Prorocentrum micans ( 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 Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information: Oxygen deficiency observed at several localities.
Updated at 04:04 on 18 Oct 2018