General Information

Event name: RU-20-002
Nature of the harmful event:
Water Discoloration , Mass mortalities , Foam/Mucilage in the coast
Event directly affected:
Natural Fish , Shellfish , Humans
Toxicity detected: Yes
Associated syndrome: DSP , OTHER , Aerosolized toxins effects
Unexplained toxicity:
Species implicated in toxin transmission (transvector): contact with water from divers
Report the outcome of a monitoring programme: No
Event occurred before in this location: No
Individuals to contact: ORLOVA, Tatiana Yu , MOROZOVA, Tatiana V.

Location & Date

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Location: Latitude: 52.995278, Longitude: 158.957500
General location information: Avacha Bay, Kamchatka
HAB Area code(s): RU-05
Additional location information: 400 km - length of covered shoreline
Bloom event dates (yyyy/mm/dd): Event Date:2020-10-04
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Karenia spp. (152000 cells/L)
Co-Ocurring Species/Genus: Gyrodinium instriatum Freudenthal et Lee 1963 (5000 cells/L)
Dinophysis fortii Pavillard 1923 (500 cells/L)
Pseudo-nitzschia sp. (14000 cells/L)
Chlorophyll concentration, if known: 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): 6 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 03:52 on 21 Oct 2020
Updated at 11:53 on 26 Oct 2020