General Information

Event name: KR-12-001
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 (HAB monitoring programme)
Event occurred before in this location:
Individuals to contact: Lee, Changkyu

Location & Date

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Location: Latitude: 34.000000, Longitude: 129.000000
General location information: ,
HAB Area code(s): KR-03
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2012-07-27
Start: 2012-07-27, End: 2012-10-23
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Cochlodinium polykrikoides (23000000 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: Yes Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 30-33 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 27 °C, Min: 19 °C
Salinity Range During Event: Max: 33, Min: 30
Bloom location in the water column:
In situ
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: 4 million USD
Management decision:
Additional harmful effect information:
Created at 10:07 on 16 Oct 2014
Updated at 05:45 on 10 Sep 2015