General Information

Event name: JP-03-040
Country: JAPAN
Nature of the harmful event:
Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes (Approximate range: 0.11 MU/G)
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Counter plan program on shellfish poisoning)
Event occurred before in this location:
Individuals to contact: WATANABE, Yasunori , IMAI, Ichiro , ITAKURA, Shigeru

Location & Date

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Location: Latitude: , Longitude:
General location information: Akita prefecture, West Tohoku
HAB Area code(s): JP-07
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2003-05-23, End: 2003-08-22
Additional date-related information:

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
Mytilus coruscus Okadaic Acid 0.11 MU/G Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information: