General Information

Event name: RU-02-004
Country: RUSSIAN FEDERATION
Nature of the harmful event:
Water Discoloration
Event directly affected:
Toxicity detected: No
Associated syndrome:
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Plankton monitoring programme of the Institute of Marine Biology FEB RAS)
Event occurred before in this location: Yes (Detected sporadically from 1924)
Individuals to contact: ORLOVA, Tatiana Yu , SELINA, Marina S. , STONIK, Inna V.

Location & Date

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Location: Latitude: , Longitude:
General location information: Rynda Bay (Amurskii Bay), Primorskii Krai, Southeast Russia
HAB Area code(s): RU-11
Additional location information: The affected area is a recreation zone. 43 2 5 šN; 131 78 7 šE.
Bloom event dates (yyyy/mm/dd): Event Date:2002-05-15
Start: 2002-05-15,
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: 43 2 5 šN; 131 78 7 šE.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Noctiluca scintillans (700,000 cells/L)
Identified by light microscopy
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information: Monospecific Bloom was observed as red strips, 100 m in length and 1 m in width
Event-related bibliography: Ostroumoff, 1924; Ilyichev et al., 1982; Zhirmunskii & Konovalova, 1982

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: No Oxygen content (nL/L): Wind velocity:
Temperature (°C): Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: Current Velocity: 0
Nutrient information:
Temperature Range During Event: Max: °C, Min: °C
Salinity Range During Event:
Bloom location in the water column:
Surface
Growth:
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Kit used: No Type of kit used:
Additional information:
Economic losses:
Management decision:
Additional harmful effect information:
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES