General Information

Event name: PL-03-001
Country: POLAND
Nature of the harmful event:
Water Discoloration , High Phyto concentration
Event directly affected:
Natural Fish , Humans
Toxicity detected: Yes (Approximate range: Nodularin up to 25960 g/L (2857 - 4013 g/g d.w.))
Associated syndrome: Cyanobacterial toxins effects
Unexplained toxicity: No
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: No
Event occurred before in this location: Yes (Annual event)
Individuals to contact: Mazur-Marzec, Hanna , Kobos, Justyna

Location & Date

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Location: Latitude: , Longitude:
General location information: Gulf of Gdansk, Southern Baltic,
HAB Area code(s): PL-01
Additional location information: coastal areas of the Gulf of Gdansk. ICES fishing area: IIId 26
Bloom event dates (yyyy/mm/dd): Start: 2003-07-17, End: 2003-07-24
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: up to 19904.8 µg/l
Additional bloom information: the highest concentration of nodularin ever detected in the Gulf of Gdansk waters
Event-related bibliography:

Environmental Conditions

Weather: warm, calm Turbidity (NTU): Wind direction:
Stratified water: Yes Oxygen content (nL/L): Wind velocity:
Temperature (°C): 24 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 6.8 PSU Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 24 °C, Min: 19 °C
Salinity Range During Event: Max: 7, Min: 6
Bloom location in the water column:
Surface
Growth: Advected
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Nodularia spumigena Nodularins Nodularin 25,960 g/L LC
Nodularia spumigena Nodularins Nodularin 4,013 g/g ELISA
Kit used: No Type of kit used:
Additional information: EnviroGard HPLC with DAD and LC-MS. Hepatotoxin - nodularin.
Economic losses:
Management decision: closed beaches
Additional harmful effect information:
Created at 04:23 on 15 Apr 2015
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES