General Information

Event name: CA-17-001
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 72 ug/100g)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector): oysters, clams
Report the outcome of a monitoring programme: Yes (CFIA)
Event occurred before in this location: Yes
Individuals to contact: McKENZIE, Cynthia

Location & Date

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Location: Latitude: , Longitude:
General location information: Anse Chouinard,
HAB Area code(s): CA-04
Additional location information: 49,670152oN 67,164894oW
Bloom event dates (yyyy/mm/dd): Event Date:2017-07-04
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-07-04, End: 2017-07-28
Additional date-related information: results stayed at 70ug/100g for three weeks


Causative organism known: No
Causative Species/Genus:
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
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: Current Velocity:
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
soft shell clam Saxitoxins 72ug/100g Not Available
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: closure order QTN 2017 048 and 49
Additional harmful effect information:
Created at 02:29 on 6 Sep 2018
Updated at 04:45 on 7 Sep 2018