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General Information

Event name: JP-16-008
Country: JAPAN
Nature of the harmful event:
 Water Discoloration , Mass mortalities
Event directly affected:
 Aquaculture Fish
Toxicity detected: No
Associated syndrome:
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes
Individuals to contact: SAKAMOTO, Setsuko

Location & Date

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Location: Latitude: , Longitude:
General location information: Kagoshima, Yatsushiro Sea, Western Kyushu
HAB Area code(s): JP-05
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2016-09-09
Start: 2016-09-08, End: 2016-09-16
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Chattonella antiqua (2,000,000 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: Kyushu Kaiiki no Akashio (2017) (in Japanese), KG-14

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: 215,100,000 yen (118,600 ind.)
Management decision:
Additional harmful effect information:
Created at 12:43 on 28 Mar 2018
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IOC/UNESCO ICES PICES