Harmful Algal Information System: Event BR-16-002

General Information

Event name:	BR-16-002
Country:	BRAZIL
Nature of the harmful event:	Water Discoloration , High Phyto concentration , Seafood toxins
Event directly affected:	Humans
Toxicity detected:	Yes (Approximate range: up to 3.400 eqSTX ug/Kg)
Associated syndrome:	PSP
Unexplained toxicity:	No
Species implicated in toxin transmission (transvector):	No reported intoxication
Report the outcome of a monitoring programme:	Yes (PNCMB)
Event occurred before in this location:	No
Individuals to contact:	Proenca, Luis

Location:	Latitude: -26.985833, Longitude: 48.564167
General location information:	Porto Belo, Sata Catarina Coast HAB Area code(s): BR-18
Additional location information:	large bloom, about 60 km long close to the coast and aquaculture areas
Bloom event dates (yyyy/mm/dd):	Event Date:2017-10-18 Start: 2017-10-18, End: 2017-11-10
Quarantine levels dates (yyyy/mm/dd):	First detection: 2017-10-18, End: 2017-11-10
Additional date-related information:

Causative organism known:	Yes
Causative Species/Genus:	Alexandrium sp. (11.000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:
Event-related bibliography:

Nutrient information:

Temperature Range During Event:

Max: °C, Min: °C

Salinity Range During Event:

Bloom location in the water column:

Growth:

Advected

Growth Comments

Additional Environmental information:

Species containing the toxin	Toxin type	Toxin details	Max. concentration	Assay type
Perna perna	Saxitoxins		3400eq STX ug/kg	Bioassay-Mouse

Kit used: No

Type of kit used:

Additional information:

Economic losses:

Management decision:

Preventive closure

Additional harmful effect information:

Created at 02:59 on 10 Nov 2017
Updated at 03:00 on 10 Nov 2017