Harmful Algal Information System: Event FI-90-002

General Information

Event name:	FI-90-002
Country:	FINLAND
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:	SUIKKANEN, Sanna

Location & Date

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Location:	Latitude: , Longitude:
General location information:	Central Bothnian Sea, WESTERN COAST HAB Area code(s): FI-02
Additional location information:
Bloom event dates (yyyy/mm/dd):	Event Date:1990-08-15
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	Beginning around August 15, persisting 1-2 weeks.

Microalgae

Causative organism known:	Yes
Causative Species/Genus:	Nodularia spumigena ( cells/L) max. 55 ľgC dm(-3).
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:

Growth:

Growth Comments

In situ population in the open sea. On the coast possibly advected from open sea areas.

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:

Media informed.

Additional harmful effect information:

Algal flocks floating in the open sea, algal masses concnetrated on the couth-western coasts of Ginland. Maximum Nodularin-toxin concentrations 18 mg/g dry weight.

Updated at 12:42 on 5 Nov 2019