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General Information

Event name: NL-89-004
Country: NETHERLANDS
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 (Phytoplankton Monitoring program. Rijkswaterstaat's North Sea Directorate.)
Event occurred before in this location: No
Individuals to contact: WETSTEYN, L.P.M.J

Location & Date

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Location: Latitude: , Longitude:
General location information: , North Sea.
HAB Area code(s): NL-02
Additional location information: At coastal and offshore stations during all months but higesth cell number were found during the period July-November.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: July-November

Microalgae

Causative organism known: Yes
Causative Species/Genus: Dinophysis rotundata (30 - 585 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: The highest cell number (20000 cells/L) occurred in August at station G6.
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:
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:
Updated at 04:06 on 28 Feb 2018
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