General Information

Event name: IND-16-002
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: Yes (HAB programme CMLRE)
Event occurred before in this location: Yes (recurrent phenomenon in the area)
Individuals to contact: K.B. Padmakumar

Location & Date

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Location: Latitude: 10.552500, Longitude: 76.015833
General location information: Chavakkad, Kerala, South India
HAB Area code(s): IN-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2018-09-09
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Noctiluca scintillans (Macartney) Kofoid et Swezy 1921 (7.510 5 cells/L cells/L)
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: 10.4 μg/L 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): 27 C Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 40 Current Velocity:
Nutrient information: NITRATE: 5.531 μmol/L
PHOSPHATE: 4.56 μmol/L
SILICATE: 3.623 μmol/L
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 10:14 on 29 Nov 2018