General Information

Event name: CA-17-006
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 0.13 ug/g DTX1 and 0.12ug/g DTX1)
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (CFIA Biotoxin Monitoring)
Event occurred before in this location:
Individuals to contact: McKENZIE, Cynthia

Location & Date

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Location: Latitude: , Longitude:
General location information: Richibucto Harbour and Shediac Bay, New Brunswick Canada
HAB Area code(s): CA-12
Additional location information: Richibucto Harbour 46.707825o -64.804606o Shediac Bay 46.23908o -64.52353o
Bloom event dates (yyyy/mm/dd): Event Date:2017-06-22
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-06-22, End: 2017-07-17
Additional date-related information: Sheidac Bay closed June 30 opened July 7


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
blue mussel Okadaic Acid DTX1 0.13 ug/g DTX! LC-MS
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: Closure Oder GTN 2017 001 revoked GTN 2017 004 Closure order GTN 2017 002 revoked GTN 2017 03
Additional harmful effect information:
Created at 06:09 on 6 Sep 2018