General Information

Event name: DE-97-001
Country: GERMANY
Nature of the harmful event:
High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (First record in German waters 1992, since 1994 regularly with increasing cell numbers.)
Individuals to contact: RADEMAKER, Marion , RECKERMANN, M. , TILLMANN, U.

Location & Date

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Location: Latitude: , Longitude:
General location information: off Büsum., Schleswing-Holstein.
HAB Area code(s): DE-03
Additional location information:
Bloom event dates (yyyy/mm/dd): Start: 1997-07-21, End: 1997-07-31
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Fibrocapsa japonica (330,000 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:
In situ
Growth Comments Probably in situ growth
Additional Environmental information: Coastal waters with high tidal current velocities

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: None.
Additional harmful effect information: Effects: None, but in cultures new brevetoxin-like toxins were found (Rademaker et al. Harmful Algal News, submited).
Updated at 05:36 on 15 Apr 2015
Checked at 05:37 on 15 Apr 2015