General Information

Event name: LV-95-001
Country: LATVIA
Nature of the harmful event:
High Phyto concentration
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
Event occurred before in this location: Yes (Blooms occurred every summer since 1993.)
Individuals to contact: BALODE, Maija

Location & Date

Location: Latitude: , Longitude:
General location information: Gulf of Riga.,
HAB Area code(s):
Additional location information: Litoral of the southern part.
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information: June-September.

Microalgae

Causative organism known: Yes
Causative Species/Genus: Prorocentrum balticum (39,000 cells/L)
Heterocapsa triquetra (34,000 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: 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: 0 °C, Min: °C
Salinity Range During Event: Max: 4, Min: 2
Bloom location in the water column:
Growth:
In situ
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: Effects: Not observed.
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES