General Information

Event name: RU-20-005
Nature of the harmful event:
Water Discoloration , High Phyto concentration , Foam/Mucilage in the coast
Event directly affected:
Toxicity detected: No
Associated syndrome: OTHER
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Monitoring programme of NSCMB FEB RAS)
Event occurred before in this location: No
Individuals to contact: ORLOVA, Tatiana Yu

Location & Date

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Location: Latitude: 43.199167, Longitude: 131.918056
General location information: Amurskii Bay, Primorskii region
HAB Area code(s): RU-12
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2020-07-09
Start: 2020-07-09, End: 2020-07-13
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:


Causative organism known: Yes
Causative Species/Genus: Alexandrium pseudogonyaulax (Biecheler) Horiguchi ex Kita et Fukuyo 1992 (2440000 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: 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 06:02 on 21 Oct 2020
Updated at 12:06 on 27 Oct 2020