Harmful Algal Information System: Event CA-97-002

General Information

Event name:	CA-97-002
Country:	CANADA
Nature of the harmful event:	High Phyto concentration
Event directly affected:
Toxicity detected:	No
Associated syndrome:	ASP
Unexplained toxicity:	No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme:	Yes
Event occurred before in this location:	Yes (Although P. pseudodelicatissima has been observed annually in the Bay of Fundy, the only years that shellfish harvesting areas were closed to harvesting were during 1988 and 1995)
Individuals to contact:	MARTIN, Jennifer

Location:	Latitude: , Longitude:
General location information:	Northwest Bay of Fundy., Scotia Fundy Region HAB Area code(s): CA-22
Additional location information:	(See Figure 1 in the Complementary Information Form)
Bloom event dates (yyyy/mm/dd):	Event Date:1997-08-26
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:	June, late August - mid September 97.

Causative organism known:	Yes
Causative Species/Genus:	Pseudo-nitzschia pseudodelicatissima (1,440 cells/L) August 26 at the Wolves Islands.
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known:	µg/l
Additional bloom information:	Cells were observed throughout the year with highest concentrations observed during June and August.
Event-related bibliography:

Nutrient information:

Temperature Range During Event:

Max: 12 °C, Min: 8 °C

Salinity Range During Event:

Bloom location in the water column:

Growth:

Advected
In situ

Growth Comments

In situ as well as advected.

Additional Environmental information:

Species containing the toxin

Toxin type

Toxin details

Max. concentration

Assay type

Kit used:

Type of kit used:

Additional information:

Domoic acid was not detected in shellfish.

Economic losses:

Management decision:

No shellfish areas were closed to harvesting.

Additional harmful effect information:

Updated at 02:02 on 26 Sep 2013