General Information

Event name: IND-09-006
Country: INDIA
Nature of the harmful event:
Water Discoloration , High Phyto concentration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location: No
Individuals to contact: K.B. Padmakumar

Location & Date

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Location: Latitude: 10.183889, Longitude: 76.156111
General location information: off Azheekode, Kerala, South India
HAB Area code(s): IN-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2009-09-07
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Prymnesium parvum Carter 1937 (8 x 107cells L-1 cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 13.54 μg L-1 µg/l
Additional bloom information:
Event-related bibliography: Golden alga Prymnesium parvum Carter bloom off Azhikode, southwest India, HARMFUL ALGAE NEWS NO. 60 / 2018

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 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:
Additional harmful effect information:
Created at 10:56 on 29 Nov 2018