General Information

Event name: CA-89-001
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes
Associated syndrome: ASP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (DFO Inspection)
Event occurred before in this location: Yes (First recorded in autumn 1987 and has recurred during the autumns of 1988 and 1989 to a lesser degree each year)
Individuals to contact: BATES, Stephen S.

Location & Date

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Location: Latitude: , Longitude:
General location information: Eastern PEI, PEI
HAB Area code(s): CA-24
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:1989-11-16
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: autumn early November


Causative organism known: Yes
Causative Species/Genus: Nitzschia pungens ( cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Smith et al 1990a;

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
Mydilus edulis Domoic Acid DA 16ug/g LC-FD
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: mussel harvesting closed in estuaries in the autumn each year since 1987
Additional harmful effect information:
Created at 06:05 on 17 Sep 2018
Updated at 08:53 on 26 Sep 2018