Harmful Algal Information System: Event PT-89-008

General Information

Event name:	PT-89-008
Country:	PORTUGAL
Nature of the harmful event:	Seafood toxins
Event directly affected:
Toxicity detected:	Yes
Associated syndrome:	DSP
Unexplained toxicity:	No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	Yes
Event occurred before in this location:	Yes (They are common species in the Portuguese coastal waters but DSP problems have only been confirmed since 1987.)
Individuals to contact:	SAMPAYO, Mª Antonia

Location:	Latitude: , Longitude:
General location information:	Aveiro, Vouga estuary and coastal zone., HAB Area code(s): PT-02
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	Vouga estuary: May - November Coastal zone: June - October

Causative organism known:	Yes
Causative Species/Genus:	Dinophysis spp. (18,000 cells/L) Dinophysis acuta ( cells/L) Dinophysis acuminata ( cells/L) Dinophysis sacculus ( cells/L) Dinophysis rotundata ( cells/L) Dinophysis skagii ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:	Dinophysis spp mainly D. acuta, D. acuminata, D. sacculus, D. rotundata, D. skagi.
Event-related bibliography:

Nutrient information:

Temperature Range During Event:

Max: 24 °C, Min: 14 °C

Salinity Range During Event:

Max: 36, Min: 24

Bloom location in the water column:

Growth:

Growth Comments

Additional Environmental information:

Species containing the toxin

Toxin type

Toxin details

Max. concentration

Assay type

Kit used: No

Type of kit used:

Additional information:

Economic losses:

Management decision:

Shellfish fisheries closed Vouga estuary: May - November, Coastal zone: June - October

Additional harmful effect information:

All bivalve molluscs affected. No human illnesses.

Checked at 05:37 on 22 Feb 2018