Harmful Algal Information System: Event PT-97-001

General Information

Event name:	PT-97-001
Country:	PORTUGAL
Nature of the harmful event:	Seafood toxins
Event directly affected:
Toxicity detected:	Yes
Associated syndrome:	DSP
Unexplained toxicity:	Yes (Unexplained toxicity was detected mostly in mussels, but also affecting other species, in the mouse bioassay for DSP, at severas points of the coast.)
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	Yes
Event occurred before in this location:	Yes
Individuals to contact:	VILARINHO, Mª da Graça

Location & Date

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Location:	Latitude: , Longitude:
General location information:	Aveiro Ria, Lima and Minho Estuary., HAB Area code(s): PT-01 PT-02
Additional location information:	Aveiro Ria, Lima and Minho Estuary, for short a time during the during autumn.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	Autumn.

Microalgae

Causative organism known:	Yes
Causative Species/Genus:
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

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:

DSP was only confirmed in Spisula solida at Algarve coast in summer and in mussels at Aveiro Ria, Lima and Minho Estuary, for short a time during the during autumn.

Economic losses:

Management decision:

Additional harmful effect information: