General Information

Event name: DE-94-004
Country: GERMANY
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes
Associated syndrome: DSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: No
Individuals to contact: CEMBELLA, Allan , ELBRÄCHTER, Malte

Location & Date

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Location: Latitude: , Longitude:
General location information: North Frisian Islands., North Sea.
HAB Area code(s): DE-03
Additional location information: In the East Frisian Wadden Sea. Exceptionally high densities of Dinophysis cells also occurred in the East Frisian Wadden Sea
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: End of July through beginning of August


Causative organism known: Yes
Causative Species/Genus: Dinophysis spp. (95,0 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: Fishermen closed the areas as a precautionary measure
Additional harmful effect information: At the end of July, DSP was detected in mussels (Mactra corallina) about 20 miles offshore (Amrumbank=name of the fishing waters). At the beginning of August, very high densities of Dinophysis were found. The fishermen did not collect the blue-mussels.
Updated at 05:44 on 15 Apr 2015
Checked at 05:44 on 15 Apr 2015