General Information

Event name: CA-95-003
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 2,600 g STXeq / 100 g.)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes (Shellfish harvesting areas are closed to harvesting annually (generally during summer monthes) in the Bay of Fundy due to unsafe levels of PSP toxins in shellfish tissues.)
Individuals to contact: MARTIN, Jennifer

Location & Date

[View larger map]
Location: Latitude: , Longitude:
General location information: Bay of Fundy., Nova Scotia.
HAB Area code(s): CA-22
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:1995-07-17
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: The majority of the shellfish harvesting areas were closed to harvesting for some time between late May - mid August.


Causative organism known: Yes
Causative Species/Genus: Alexandrium fundyense (28,600 cells/L)
July 17 at Deadman Habour, highest concentration
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: Cells were also observed from mid May to late August with highest concentration observed during 1995 on July 17 at an inshore sampling location at Deadman Harbour.
Event-related bibliography:

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 32 Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: 12 °C, Min: 8 °C
Salinity Range During Event:
Bloom location in the water column:
Growth: Advected
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:
Economic losses:
Management decision: Shellfish harvesting areas in the southwestern Bay of Fundy were closed to harvesting due to levels of PSP toxins exceeding the regulatory limit of 80 g/100 g. The Bay of Fundy is closed year round to the harvesting of blue mussels.
Additional harmful effect information:
Updated at 04:09 on 13 Jan 2017