General Information

Event name: DE-00-003
Country: GERMANY
Nature of the harmful event:
Water Discoloration
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 (Algae Early Detection System (AlgFES) and coast guard as well as navy aeroplanesa gf.)
Event occurred before in this location: Yes (1998.)
Individuals to contact: GBEL, Jeanette

Location & Date

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Location: Latitude: , Longitude:
General location information: German Bight., North Sea.
HAB Area code(s): DE-03 DE-04
Additional location information: Surface discolouration occurs in areas of different size, square meters up to a few square kilometers, within these months at different locations with duration of a few days.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: April 2000 - September 2000.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Noctiluca scintillans (up to 100, cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 80 g/L Chl. µg/l
Additional bloom information: Accumulations are annually phenomenon.
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:
Surface
Subsurface
Growth:
In situ
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES