General Information

Event name: CA-08-002
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 16 000 STX equiv./100g)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Phytoplankton monitoring in the western Fundy Isles in the Bay of Fundy)
Event occurred before in this location: Yes (PSP detected annually since 1943)
Individuals to contact: MARTIN, Jennifer

Location & Date

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Location: Latitude: , Longitude:
General location information: Northwestern Bay of Fundy, Scotia Fundy Region
HAB Area code(s): CA-22
Additional location information: Deadmans Harbour
Bloom event dates (yyyy/mm/dd): Event Date:2008-07-02
Quarantine levels dates (yyyy/mm/dd): First detection: 2008-04-14,
Additional date-related information: cells observed on April 14, 2008 until July 8, 2008; some areas are still quarantined Dec 2008

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium fundyense (460 000 cells/L)
on July 2, 2008
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: foggy Turbidity (NTU): Wind direction:
Stratified water: No Oxygen content (nL/L): 6.67@4m Wind velocity: calm
Temperature (°C): 10.6 Oxygen saturation %: 101.8@4m Current Direction:
Sechhi disk (m): 3.5 Salinity: 31.24 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 12.3 °C, Min: 5.5 °C
Salinity Range During Event: Max: 31.51, Min: 30.59
Bloom location in the water column: Whole column
Growth:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Mytilus edulis Saxitoxins STX eq 14032ug STXeq/100g Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision: Shellfish harvesting areas closed when toxin values exceeded 80ug/100g, education/notification through signage/newspapers
Additional harmful effect information:
Updated at 04:00 on 19 Sep 2013