General Information

Event name: UY-17-001
Country: URUGUAY
Nature of the harmful event:
High Phyto concentration , Seafood toxins
Event directly affected:
Shellfish
Toxicity detected: Yes
Associated syndrome: DSP
Unexplained toxicity:
Species implicated in toxin transmission (transvector):
Report the outcome of a monitoring programme: Yes
Event occurred before in this location: Yes
Individuals to contact: MENDEZ, Silvia

Location & Date

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Location: Latitude: -34.650000, Longitude: -54.166667
General location information: Maldonado y Rocha Departments,
HAB Area code(s): UY-01-02
Additional location information:
Bloom event dates (yyyy/mm/dd):
Quarantine levels dates (yyyy/mm/dd): First detection: 2017-06-15, End: 2017-08-29
Additional date-related information:

Microalgae

Causative organism known: Yes
Causative Species/Genus: Dinophysis ovum Schütt sensu Martin 1929 (8300 cells/L)
reported as D cf ovum
Co-Ocurring Species/Genus:
Chlorophyll concentration, if known: µg/l
Additional bloom information:
Event-related bibliography: monitoring data unpublished

Environmental Conditions

Weather: Turbidity (NTU): Wind direction:
Stratified water: Oxygen content (nL/L): Wind velocity:
Temperature (°C): 14.3 Oxygen saturation %: Current Direction:
Sechhi disk (m): Salinity: 14.7 Current Velocity:
Nutrient information:
Temperature Range During Event: Max: 17.9 °C, Min: 14.7 °C
Salinity Range During Event: Max: 23.4, Min: 14.7
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
Mytilus edulis Bioassay-Mouse
Kit used: Type of kit used:
Additional information:
Economic losses:
Management decision: shellfish closure
Additional harmful effect information:
Created at 09:10 on 28 Sep 2017
Updated at 05:59 on 22 Mar 2018
IOC/UNESCO ISSHA
IOC/UNESCO ICES PICES