General Information

Event name: PL-21-004
Country: POLAND
Nature of the harmful event:
High Phyto concentration
Event directly affected:
Planktonic life , Humans
Toxicity detected: No
Associated syndrome:
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes (Bathing service (Chief Sanitary Inspectorate))
Event occurred before in this location: Yes (occasionally)
Individuals to contact: Mazur-Marzec, Hanna , Kobos, Justyna

Location & Date

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Location: Latitude: , Longitude:
General location information: Gulf of Gdańsk, Southern Baltic Sea
HAB Area code(s): PL-01
Additional location information:
Bloom event dates (yyyy/mm/dd): Event Date:2021-07-13
Start: 2021-07-13, End: 2021-07-19
Quarantine levels dates (yyyy/mm/dd):
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Nodularia spumigena ( cells/L)
Co-Ocurring Species/Genus: Aphanizomenon flos-aquae ( cells/L)
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography:

Environmental Conditions

Weather: warm, calm 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: Whole column
Surface
Growth: Advected
In situ
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: bathing sites for 1-2 days in mid-July 2021
Management decision: 11 bathing sites closed
Additional harmful effect information: warning against swimming in the water with changed color and smell
Created at 10:53 on 12 Jun 2022
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES