General Information

Event name: CA-24-001
Country: CANADA
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 61 ug/100g)
Associated syndrome: PSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (CFIA)
Event occurred before in this location: Yes (recurring location)
Individuals to contact: McKENZIE, Cynthia

Location & Date

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Location: Latitude: , Longitude:
General location information: Hills, Bliss and Frye Islands, Bay of Fundy, New Brunswick
HAB Area code(s): CA-22
Additional location information: Same event extended to Ray Point, Greens Point, Letang Harbour, Letete Passage, Priest Cove, Gran Manan
Bloom event dates (yyyy/mm/dd): Event Date:2024-06-27
Quarantine levels dates (yyyy/mm/dd): First detection: 2024-06-27,
Additional date-related information: Continued and expanded through July 17

Microalgae

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:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: Closure order MTN 2024-027, MTN 2024-32, MTN 2024-033, MTN 2024-035, MTN 2024-036, 038, 040, 041
Additional harmful effect information:
Created at 03:53 on 10 Jun 2025
Updated at 03:56 on 10 Jun 2025
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES