Harmful Algal Information System: Event FR-90-013

General Information

Event name:	FR-90-013
Country:	FRANCE
Nature of the harmful event:	Seafood toxins
Event directly affected:	Shellfish
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 (1985 (400 cells/L in Concarneau bay).)
Individuals to contact:

Location:	Latitude: , Longitude:
General location information:	Audierne Bay, Concarneau Bay, Aven and Belon, SOUTHERN BRITTANY HAB Area code(s): FR-07
Additional location information:	Area 4.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	early June- mid July

Causative organism known:	Yes
Causative Species/Genus:	Dinophysis spp. (1,000 cells/L) Audierne Bay Dinophysis spp. (6,400 cells/L) Concarneau Bay Dinophysis spp. (7,600 cells/L) Aven and Belon rivers Dinophysis sacculus ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:	including D. Sacculus.
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
In situ

Growth Comments

Probably

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:

Ban of shellfish marketing, from June 28 (Aven and Belon rivers), to July 6 (Audierne Bay), to July 12 (Concarneau Bay).

Additional harmful effect information:

DSP toxicity above safety level (maximum recorded toxicity: middle)