Harmful Algal Information System: Event PL-97-001

General Information

Event name:	PL-97-001
Country:	POLAND
Nature of the harmful event:	Water Discoloration
Event directly affected:	Planktonic life
Toxicity detected:	No
Associated syndrome:
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	No
Event occurred before in this location:
Individuals to contact:	Mazur-Marzec, Hanna

Location:	Latitude: , Longitude:
General location information:	Gulf of Gdańsk, Southern Baltic HAB Area code(s): PL-01
Additional location information:	ICES fishing area: IIId 26. The brown-red water bloom was observed in one of the Gdynia harbour basins, located at the mouth of the Chylonka stream (about 400 m2).
Bloom event dates (yyyy/mm/dd):	Event Date:1997 Start: 1997-08-28, End: 1997-09-09
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Causative organism known:	Yes
Causative Species/Genus:	Prorocentrum minimum (35 000 000 cells/L)
Co-Ocurring Species/Genus:	Heterocapsa triquetra ( cells/L)
Chlorophyll concentration, if known:	µg/l
Additional bloom information:
Event-related bibliography:	Witek B., Pliński M., 2000, The firs recorded bloom of Prorocentrum minimum (Pavillard) Schiller in the coastal zone of the Gulf of Gdańsk, Oceanologia, 42(1): 29-36. Witek B., Pliński M., 2005, The occurrence of dinoflagellates in the phytoplankton of the Gulf of Gdańsk coastal zone in 1994-1997, Ocean. Hydrobiol. Stud. 34(2): 63-70.