General Information

Event name: CA-08-079
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Toxicity detected: Yes (Approximate range: 7400 ugSTXeq per 100g)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location:
Individuals to contact: Langlet, Michael

Location & Date

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Location: Latitude: 48.933333, Longitude: -126.233333
General location information: Lower West coast of Vancouver Island, Pacific Region
HAB Area code(s): CA-36
Additional location information: Stopper Islands
Bloom event dates (yyyy/mm/dd): Event Date:2008-08-07
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: levels were 190ug per 100g on Jan 5,2008 and down to less than 42 by Jan 25, 2008. Back up to 260 on June 7, 2008 down to 43 by Sept 14, 2008 and back up to 1700 on Dec. 21, 2008


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
Crassadoma gigantea Saxitoxins STX eq 7400 ug per 100g Bioassay-Mouse
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
Updated at 03:58 on 26 Sep 2013