General Information

Event name: CA-12-013
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 0.2 ug/g of whole animal)
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (CFIA Biotoxin Sampling)
Event occurred before in this location:
Individuals to contact: Youssef, André

Location & Date

[View larger map]
Location: Latitude: , Longitude:
General location information: Lower West coast of Vancouver Is., Pacific Region
HAB Area code(s): CA-36
Additional location information: Effingham Inlet
Bloom event dates (yyyy/mm/dd): Event Date:2012-09-11
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: only one day at reg. level(2012-09-11; on 2012-09-04 DTX1 level was 0.03ug/g, on 2012-09-18 DTX1 level was 0.08ug/g.


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
Mytilus trossulus Okadaic Acid DTX1 0.2 ug/g whole anima LC-MS
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Created at 02:28 on 13 May 2013
Updated at 05:51 on 19 Sep 2013