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General Information

Event name: JP-01-052
Country: JAPAN
Nature of the harmful event:
 Seafood toxins
Event directly affected:
 Shellfish
Toxicity detected: Yes (Approximate range: 4.5 MU/g)
Associated syndrome: PSP
Unexplained toxicity: No
Species implicated in toxin transmission (transvector): Noble Scallop
Report the outcome of a monitoring programme: No
Event occurred before in this location: Yes (Counter plan program on shellfish poisoning)
Individuals to contact: WATANABE, Yasunori , IMAI, Ichiro , ITAKURA, Shigeru

Location & Date

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Location: Latitude: , Longitude:
General location information: Nagashima-cho, Kagoshima Prefecture, West-Kyusyu
HAB Area code(s): JP-05
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2001-05-23, End: 2001-06-13
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Alexandrium catenella (Whedon et Kofoid) Balech 1985 ( cells/L)
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: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
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 galloprovincialis Saxitoxins STX eq 5.1 MU/g Bioassay-Mouse
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information: No human intoxications occurred