Harmful Algal Information System: Event NL-92-017

General Information

Event name:	NL-92-017
Country:	NETHERLANDS
Nature of the harmful event:
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:	No
Individuals to contact:	JOORDENS, J. C. A.

Location:	Latitude: , Longitude:
General location information:	, North Sea. HAB Area code(s): NL-02
Additional location information:	Walcheren transect.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	April and late summer.

Causative organism known:	Yes
Causative Species/Genus:	Phaeocystis sp. (3,000,000 cells/L) W70 off-shore station in April. Phaeocystis sp. (15,000,000 cells/L) W20 coastal station in April. Phaeocystis sp. (1,000,000 cells/L) in late summer.
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:
Event-related bibliography:	Koeman, R & M. Rademaker, 1993. Biomonitoring van fytoplankton in de Nederlandse zoute en brakke wateren 1992. TRIPOS Rijswijk/Haren (in Duth with English summary). Rademaker, M & R. Koeman, 1993. Determinatie fytoplankton in het Nederlandse deel van de Noordzee en het Kanaal, Project Algenbloei 1992. Report North Sea derectorate (In Dutch). Peperzak, L, 1994. Plaagalgen in de Noorszee. Report DGW-93.053, National Institute fos coastal and Marine Management/RIKZ, The Haghe (in Dutch).