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General Information

Event name: PL-10-001
Country: POLAND
Nature of the harmful event:
 Water Discoloration
Event directly affected:
 Planktonic life
Toxicity detected: Yes (Approximate range: up to 30 µg/L)
Associated syndrome: Cyanobacterial toxins effects
Unexplained toxicity:
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

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: ICES fishing area: IIId 26.
Bloom event dates (yyyy/mm/dd): Event Date:2010-07-04
Start: 2010-07-04, End: 2010-07-05
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: a lot of green algae (Chlorococcales)
Event-related bibliography:

Environmental Conditions

Weather: calm, sunny Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): 23,8 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 5,5 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 23 °C, Min: 22 °C
Salinity Range During Event: Max: 6, Min: 4
Bloom location in the water column:
Surface
Growth:
In situ
Growth Comments
Additional Environmental information:

Toxin Assay Information

Species containing the toxin Toxin type Toxin details Max. concentration Assay type
Nodularia spumigena Nodularins Nodularin 30 ug/L LC
Kit used: Type of kit used:
Additional information: EnviroGard HPLC with DAD and LC-MS/MS. Hepatotoxin - nodularin.
Economic losses:
Management decision:
Additional harmful effect information:
Updated at 06:23 on 15 Dec 2019
Checked at 10:22 on 29 Apr 2014
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES